China once GB Standards List

China "once" GB Standards List:

Standard Code	Standard Title	Standard Class	Order
GB/Z 43998-2024	Nanotechnology - Methods for measuring the concentration of nanoscale carbon black and amorphous silica in the air of mixed dust manufacturing environments {译} 纳米技术-混合粉尘制造环境空气中纳米级炭黑和无定形二氧化硅浓度的测量方法	China National Standards once	English PDF
GB/T 32590.1-2024	Rail transit-Management and command/control systems for urban rail and urban rail transportation-Part 1: System principles and basic concepts {译} 轨道交通-市域铁路和城轨交通运输管理和指令/控制系统-第1部分：系统原理和基本概念	China National Standards once	English PDF
GB/T 43950-2024	Technical guidelines for the reuse of industrial concentrated brine {译} 工业浓盐水回用技术导则	China National Standards once	English PDF
GB/T 43577.1-2023	Information Security Technology Electronic Discovery Part 1: Overview and Concepts {译} 信息安全技术电子发现第1部分：概述和概念	China National Standards once	English PDF
GB 29145-2023	Energy consumption limit per unit product of tungsten concentrate, molybdenum concentrate and roasted molybdenum concentrate {译} 钨精矿、钼精矿和焙烧钼精矿单位产品能源消耗限额	China National Standards once	English PDF
GB/Z 43444.1-2023	Smart Device Management Part 1: Concepts and Definitions {译} 智能设备管理第1部分：概念和定义	China National Standards once	English PDF
GB/T 43341-2023	Nanotechnology Defect concentration measurement in graphene Raman spectroscopy {译} 纳米技术石墨烯的缺陷浓度测量拉曼光谱法	China National Standards once	English PDF
GB/T 6150.3-2023	Methods for chemical analysis of tungsten concentrates Part 3: Determination of phosphorus content Phosphomolybdenum yellow spectrophotometry and inductively coupled plasma atomic emission spectrometry {译} 钨精矿化学分析方法第3部分：磷含量的测定磷钼黄分光光度法和电感耦合等离子体原子发射光谱法	China National Standards once	English PDF
GB/T 6150.1-2023	Methods for chemical analysis of tungsten concentrates Part 1: Determination of tungsten trioxide content Ammonium tungstate ignition gravimetric method {译} 钨精矿化学分析方法第1部分：三氧化钨含量的测定钨酸铵灼烧重量法	China National Standards once	English PDF
GB/T 43253.2-2023	Road vehicles - Functional safety audit and assessment methods Part 2: Concept phase and system level {译} 道路车辆功能安全审核及评估方法第2部分：概念阶段和系统层面	China National Standards once	English PDF
GB 5009.225-2023	National food safety standards Determination of ethanol concentration in wine and edible alcohol {译} 食品安全国家标准酒和食用酒精中乙醇浓度的测定	China National Standards once	English PDF
GB 13102-2022	National Food Safety Standards Concentrated Dairy Products {译} 食品安全国家标准浓缩乳制品	China National Standards once	English PDF
GB/T 8297-2023	Concentrated natural rubber latex - Determination of potassium hydroxide (KOH) value {译} 浓缩天然胶乳氢氧化钾（KOH）值的测定	China National Standards once	English PDF
GB/T 8289-2023	Concentrated natural rubber latex Ammonia-preserved centrifuged or creamed latex Specifications {译} 浓缩天然胶乳氨保存离心或膏化胶乳规格	China National Standards once	English PDF
GB/T 43089-2023	High salt water concentration electrodialyzer {译} 高盐水浓缩电渗析器	China National Standards once	English PDF
GB/T 18978.11-2023	Ergonomics of Human-System Interaction Part 11: Usability: Definitions and Concepts {译} 人-系统交互工效学第11部分：可用性：定义和概念	China National Standards once	English PDF
GB/T 42732-2023	Nanotechnology Size distribution and concentration measurement of inorganic nanoparticles in aqueous phase Single particle inductively coupled plasma mass spectrometry {译} 纳米技术水相中无机纳米颗粒的尺寸分布和浓度测量单颗粒电感耦合等离子体质谱法	China National Standards once	English PDF
GB/T 42915-2023	Specification for identification of copper concentrates and main copper-containing materials {译} 铜精矿及主要含铜物料鉴别规范	China National Standards once	English PDF
GB/T 8151.26-2023	Methods for chemical analysis of zinc concentrates Part 26: Determination of silver content Acid dissolution-flame atomic absorption spectrometry {译} 锌精矿化学分析方法第 26 部分：银含量的测定酸溶解-火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 6150.15-2023	Methods for chemical analysis of tungsten concentrates Part 15: Determination of bismuth content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry {译} 钨精矿化学分析方法第15部分：铋含量的测定氢化物发生原子荧光光谱法和火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 6150.12-2023	Methods for chemical analysis of tungsten concentrates Part 12: Determination of silica content Silicon-molybdenum blue spectrophotometry and gravimetric method {译} 钨精矿化学分析方法第12部分：二氧化硅含量的测定硅钼蓝分光光度法和重量法	China National Standards once	English PDF
GB/T 6150.10-2023	Methods for chemical analysis of tungsten concentrates Part 10: Determination of lead content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry {译} 钨精矿化学分析方法第10部分：铅含量的测定氢化物发生原子荧光光谱法和火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 6150.8-2023	Methods for chemical analysis of tungsten concentrates Part 8: Determination of molybdenum content Thiocyanate spectrophotometry {译} 钨精矿化学分析方法第8部分：钼含量的测定硫氰酸盐分光光度法	China National Standards once	English PDF
GB/T 6150.6-2023	Methods for chemical analysis of tungsten concentrates Part 6: Determination of wet water content Gravimetric method {译} 钨精矿化学分析方法第6部分：湿存水含量的测定重量法	China National Standards once	English PDF
GB/T 6150.4-2023	Chemical analysis methods for tungsten concentrates Part 4: Determination of sulfur content High-frequency induction infrared absorption method and combustion-iodometric method {译} 钨精矿化学分析方法第4部分：硫含量的测定高频感应红外吸收法和燃烧-碘量法	China National Standards once	English PDF
GB/T 3884.12-2023	Methods for chemical analysis of copper concentrates Part 12: Determination of fluorine and chlorine content Ion chromatography and potentiometric titration {译} 铜精矿化学分析方法第12部分：氟和氯含量的测定离子色谱法和电位滴定法	China National Standards once	English PDF
GB/T 42660-2023	Aerosol particle number concentration Calibration of condensation particle counters {译} 气溶胶颗粒数量浓度凝结核颗粒计数器的校准	China National Standards once	English PDF
GB/T 26163.2-2023	Information and Documentation Document (Archives) Management Metadata Part 2: Conceptualization and Implementation {译} 信息与文献文件（档案）管理元数据第2部分：概念化及实施	China National Standards once	English PDF
GB/T 27889-2023	Ships and maritime technology - Navigation terms, abbreviations, graphic symbols and concepts {译} 船舶和海上技术导航术语、缩略语、图形符号和概念	China National Standards once	English PDF
GB/T 8152.11-2023	Methods for chemical analysis of lead concentrates - Part 11: Determination of mercury content - Atomic fluorescence spectrometry and solid injection direct method {译} 铅精矿化学分析方法第11部分：汞含量的测定原子荧光光谱法和固体进样直接法	China National Standards once	English PDF
GB/T 6150.18-2023	Methods for chemical analysis of tungsten concentrates - Part 18: Determination of barium content - Inductively coupled plasma atomic emission spectrometry {译} 钨精矿化学分析方法第18部分：钡含量的测定电感耦合等离子体原子发射光谱法	China National Standards once	English PDF
GB/T 8151.25-2023	Methods for chemical analysis of zinc concentrates - Part 25: Determination of indium content - Flame atomic absorption spectrometry {译} 锌精矿化学分析方法第25部分：铟含量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 8152.17-2023	Methods for chemical analysis of lead concentrates - Part 17: Determination of aluminum, magnesium, iron, copper, zinc, cadmium, arsenic, antimony, bismuth, calcium content - Inductively coupled plasma atomic emission spectrometry {译} 铅精矿化学分析方法第17部分：铝、镁、铁、铜、锌、镉、砷、锑、铋、钙含量的测定电感耦合等离子体原子发射光谱法	China National Standards once	English PDF
GB/T 42749.4-2023	Information technology - IT enablement service business process outsourcing (ITES-BPO) life cycle process - Part 4: Terminology and concepts {译} 信息技术 IT赋能服务业务过程外包（ITES-BPO）生存周期过程第4部分：术语和概念	China National Standards once	English PDF
GB/T 42444-2023	Bionics Terminology, Concepts and Methodology {译} 仿生学术语、概念与方法论	China National Standards once	English PDF
GB/T 42381.8-2023	Data Quality Part 8: Information and Data Quality: Concepts and Measurement {译} 数据质量第8部分：信息和数据质量：概念和测量	China National Standards once	English PDF
GB/T 26958.60-2023	Geometric product specification (GPS) filtering - Part 60: Linear domain filters - Basic concepts {译} 产品几何技术规范（GPS）滤波第60部分：线性区域滤波器基本概念	China National Standards once	English PDF
GB/T 13277.8-2023	Compressed air - Part 8: Methods of measurement of mass concentration of solid particles {译} 压缩空气第8部分：固体颗粒质量浓度测量方法	China National Standards once	English PDF
GB/T 41456-2022	Detection method of nano titanium dioxide dust concentration in nanotechnology production environment Spectrophotometry {译} 纳米技术生产环境纳米二氧化钛粉尘浓度检测方法分光光度法	China National Standards once	English PDF
GB/T 1819.1-2022	Methods for chemical analysis of tin concentrates—Part 1：Determination of moisture content—Heat drying method 锡精矿化学分析方法第1部分：水分含量的测定热干燥法	China National Standards once	English PDF
GB/T 41283.1-2022	Acoustics Soundscape Part 1: Definition and Conceptual Framework {译} 声学声景观第1部分：定义和概念性框架	China National Standards once	English PDF
GB/T 8152.16-2022	Methods for chemical analysis of lead concentrates - Part 16: Determination of calcium oxide content - Flame atomic absorption spectrometry {译} 铅精矿化学分析方法第16部分：氧化钙含量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 25915.15-2022	Clean rooms and related controlled environments - Part 15: Suitability assessment of equipment and materials by concentration of gaseous chemicals {译} 洁净室及相关受控环境第15部分：按气态化学物浓度评定设备及材料的适用性	China National Standards once	English PDF
GB/T 25915.14-2022	Clean rooms and related controlled environments - Part 14: Assessment of equipment suitability by particle concentration {译} 洁净室及相关受控环境第14部分：按粒子浓度评估设备适用性	China National Standards once	English PDF
GB/T 34590.3-2022	Road vehicles - Functional safety - Part 3: Concept phase {译} 道路车辆功能安全第3部分：概念阶段	China National Standards once	English PDF
GB/T 7739.8-2022	Methods for chemical analysis of gold concentrates - Part 8: Determination of sulfur content {译} 金精矿化学分析方法第8部分：硫量的测定	China National Standards once	English PDF
GB/T 7739.7-2022	Methods for chemical analysis of gold concentrates - Part 7: Determination of iron content {译} 金精矿化学分析方法第7部分：铁量的测定	China National Standards once	English PDF
GB/T 21079.1-2022	Financial services - Secure cryptographic devices (retail) Part 1: Concepts, requirements and evaluation methods {译} 金融服务安全加密设备（零售）第1部分：概念、要求和评估方法	China National Standards once	English PDF
GB/T 41866.1-2022	Systems and software engineering - Performance benchmarking framework for information technology projects - Part 1: Concepts and definitions {译} 系统与软件工程信息技术项目绩效基准度量框架第1部分：概念和定义	China National Standards once	English PDF
GB/T 1871.5-2022	Determination of magnesium oxide content in phosphate rocks and concentrates - Flame atomic absorption spectrometry, volumetric and inductively coupled plasma emission spectrometry {译} 磷矿石和磷精矿中氧化镁含量的测定火焰原子吸收光谱法、容量法和电感耦合等离子体发射光谱法	China National Standards once	English PDF
GB/T 6150.17-2022	Methods for chemical analysis of tungsten concentrates - Part 17: Determination of antimony content - Atomic fluorescence spectrometry {译} 钨精矿化学分析方法第17部分：锑含量的测定原子荧光光谱法	China National Standards once	English PDF
GB/T 6150.13-2022	Methods for chemical analysis of tungsten concentrates - Part 13: Determination of arsenic content - Atomic fluorescence spectrometry and DDTC-Ag spectrophotometry {译} 钨精矿化学分析方法第13部分：砷含量的测定原子荧光光谱法和DDTC-Ag分光光度法	China National Standards once	English PDF
GB/T 6150.2-2022	Methods for chemical analysis of tungsten concentrates - Part 2: Determination of tin content - Potassium iodate titration and inductively coupled plasma atomic emission spectrometry {译} 钨精矿化学分析方法第2部分：锡含量的测定碘酸钾滴定法和电感耦合等离子体原子发射光谱法	China National Standards once	English PDF
GB/T 20092.1-2022	Chinese News Information Content Part 1: Conceptual Model {译} 中文新闻信息内容第1部分：概念模型	China National Standards once	English PDF
GB/T 41693-2022	Guidelines for the Evaluation and Determination of Chemical Substances of Very High Concern {译} 高关注化学物质评估判定导则	China National Standards once	English PDF
GB/T 40508-2021	Determination of tar and dust concentrations in biomass-based synthetic gas 生物质燃气中焦油和灰尘含量的测定方法	China National Standards once	English PDF
GB/T 40345-2021	Crop protection equipment—Test method for the determination of drainable volume and its concentration 植物保护机械确定可排放液体体积及浓度的试验方法	China National Standards once	English PDF
GB/T 25915.8-2021	Cleanrooms and associated controlled environments—Part 8: Classification of air cleanliness by chemical concentration (ACC) 洁净室及相关受控环境第8部分：按化学物浓度划分空气洁净度(ACC)等级	China National Standards once	English PDF
GB/T 25915.2-2021	Cleanrooms and associated controlled environments—Part 2: Monitoring to provide evidence of cleanroom performance related to air cleanliness by particle concentration 洁净室及相关受控环境第2部分：洁净室空气粒子浓度的监测	China National Standards once	English PDF
GB/T 25915.1-2021	Cleanrooms and associated controlled environments—Part 1: Classification of air cleanliness by particle concentration 洁净室及相关受控环境第1部分：按粒子浓度划分空气洁净度等级	China National Standards once	English PDF
GB/T 25915.10-2021	Cleanrooms and associated controlled environments—Part 10: Classification of surface cleanliness by chemical concentration 洁净室及相关受控环境第10部分：按化学物浓度划分表面洁净度等级	China National Standards once	English PDF
GB/T 7739.6-2021	Methods for chemical analysis of gold concentrates—Part 6: Determination of zinc content 金精矿化学分析方法第6部分：锌量的测定	China National Standards once	English PDF
GB/T 7739.5-2021	Methods for chemical analysis of gold concentrates—Part 5: Determination of lead content 金精矿化学分析方法第5部分：铅量的测定	China National Standards once	English PDF
GB/T 40211-2021	Industrial communication networks - Network and system security - Terminology, concepts and models 工业通信网络　网络和系统安全　术语、概念和模型	China National Standards once	English PDF
GB/T 14146-2021	Test method for carrier concentration of silicon epitaxial layers - Capacitance-voltage method 硅外延层载流子浓度的测试电容-电压法	China National Standards once	English PDF
GB/T 8152.15-2021	Methods for chemical analysis of lead concentrates—Part 15:Determination of soluble lead content—Flame atomic absorption spectrometry 铅精矿化学分析方法第15部分：可溶性铅含量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 7739.4-2021	Methods for chemical analysis of gold concentrates—Part 4:Determination of copper content 金精矿化学分析方法第4部分：铜量的测定	China National Standards once	English PDF
GB/T 2423.33-2021	Environmental testing - Part 2: Test methods - Test Kca: High concentration sulfur dioxid 环境试验第2部分：试验方法试验Kca：高浓度二氧化硫试验	China National Standards once	English PDF
GB/T 8151.24-2021	Methods for chemical analysis of zinc concentrates—Part 24:Determination of soluble zinc content—Flame atomic absorption spectrometry 锌精矿化学分析方法第24部分:可溶性锌含量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 20696-2021	Lambda-cyhalothrin emulsifiable concentrate 高效氯氟氰菊酯乳油	China National Standards once	English PDF
GB/T 22178-2021	Oxadiazon emulsifiable concentrates 噁草酮乳油	China National Standards once	English PDF
GB/T 23549-2021	Propiconazole emulsifiable concentrates 丙环唑乳油	China National Standards once	English PDF
GB/T 26162-2021	Information and documentation—Records management—Concepts and principles 信息与文献文件（档案）管理概念与原则	China National Standards once	English PDF
GB 40881-2021	Code for security system design of low concentration gas pipeline transportation of coal mine 煤矿低浓度瓦斯管道输送安全保障系统设计规范	China National Standards once	English PDF
GB/T 40742.1-2021	Geometrical product specifications (GPS)—Geometrical precision verification—Part 1:Basic concept and measurement—Symbol,terminology,measuring conditions and procedures 产品几何技术规范（GPS）几何精度的检测与验证第1部分：基本概念和测量基础符号、术语、测量条件和程序	China National Standards once	English PDF
GB/T 25915.12-2021	Cleanrooms and associated controlled environments—Part 12: Specifications for monitoring of air cleanliness by nanoscale particle concentration 洁净室及相关受控环境第12部分：监测空气中纳米粒子浓度的技术要求	China National Standards once	English PDF
GB/T 25285.2-2021	Explosive atmospheres—Explosion prevention and protection—Part 2:Basic concepts and methodology for mining 爆炸性环境　爆炸预防和防护第2部分：矿山爆炸预防和防护的基本原则和方法	China National Standards once	English PDF
GB/T 25285.1-2021	Explosive atmospheres—Explosion prevention and protection—Part 1： Basic concepts and methodology 爆炸性环境　爆炸预防和防护第1部分：基本原则和方法	China National Standards once	English PDF
GB/Z 39124-2020	Method for chemical analysis of lead concentrates—Determination of antimony content—Ce(SO4)2 titration method 铅精矿化学分析方法锑含量的测定硫酸铈滴定法	China National Standards once	English PDF
GB/T 39193-2020	Ambient air—Determination of particulate matter mass concentration—Gravimetric method 环境空气颗粒物质量浓度测定重量法	China National Standards once	English PDF
GB/T 8151.22-2020	Methods for chemical analysis of zinc concentrates—Part 22: Determination of zinc, copper, lead,iron,aluminium ,calcium and magnesium contents—Wavelength dispersive X-ray fluorescence spectrometric method 锌精矿化学分析方法第22部分：锌、铜、铅、铁、铝、钙和镁含量的测定波长色散X射线荧光光谱法	China National Standards once	English PDF
GB/T 8151.23-2020	Methods for chemical analysis of zinc concentrates—Part 23: Determination of mercury content—Solid sampling and direct mercury analysis method 锌精矿化学分析方法第23部分：汞含量的测定固体进样直接法	China National Standards once	English PDF
GB/T 38976-2020	Test method for the oxygen concentration in silicon materials—Inert gas fusion infrared detection method 硅材料中氧含量的测试惰性气体熔融红外法	China National Standards once	English PDF
GB/T 38852.1-2020	Industrial-process measurement, control and automation—Evaluation of system properties for the purpose of system assessment—Part 1: Terminology and basic concepts 工业过程测量控制和自动化系统评估中系统特性的评定第1部分：术语和基本概念	China National Standards once	English PDF
GB/T 38874.2-2020	Tractors and machinery for agriculture and forestry—Safety-related parts of control systems—Part 2: Concept phase 农林拖拉机和机械控制系统安全相关部件第2部分：概念阶段	China National Standards once	English PDF
GB/T 38723-2020	Determination of emission rate of volatile organic compounds from wooden furniture—Concentration history method 木家具中挥发性有机化合物释放速率检测逐时浓度法	China National Standards once	English PDF
GB/T 24637.4-2020	Geometrical product specifications(GPS)—General concepts—Part 4: Geometrical characteristics for quantifying GPS deviations 产品几何技术规范（GPS）通用概念第4部分:几何特征的GPS偏差量化	China National Standards once	English PDF
GB/T 24637.3-2020	Geometrical product specifications (GPS)—General concepts—Part 3: Toleranced features 产品几何技术规范（GPS）通用概念第3部分：被测要素	China National Standards once	English PDF
GB/T 24637.2-2020	Geometrical product specifications (GPS)—General concepts—Part 2: Basic tenets, specifications, operators, uncertainties and ambiguities 产品几何技术规范（GPS）通用概念第2部分：基本原则、规范、操作集和不确定度	China National Standards once	English PDF
GB/T 24637.1-2020	Geometrical product specifications (GPS)—General concepts—Part 1: Model for geometrical specification and verification 产品几何技术规范（GPS）通用概念第1部分：几何规范和检验的模型	China National Standards once	English PDF
GB/T 38634.1-2020	Systems and software engineering—Software testing—Part 1:Concepts and definitions 系统与软件工程软件测试第1部分：概念和定义	China National Standards once	English PDF
GB/T 38529-2020	Requirements of concentration limits for restricted substances in tyres 轮胎中限用物质的限量要求	China National Standards once	English PDF
GB/T 39719-2020	Field and concentrated natural rubber latices—Determination of magnesium content—Cyanide-free titrimetric method 新鲜和浓缩天然胶乳镁含量的测定滴定法（无氰法）	China National Standards once	English PDF
GB/T 39544-2020	Natural rubber latex concentrate—Determination of total phosphate content—Spectrophotometric method 浓缩天然胶乳总磷酸盐含量的测定分光光度法	China National Standards once	English PDF
GB/T 25068.1-2020	Information technology—Security techniques—Network security—Part 1:Overview and concepts 信息技术安全技术网络安全第1部分：综述和概念	China National Standards once	English PDF
GB/T 38301-2019	Determination of limiting oxygen concentration (LOC) of flammable gases and vapours 可燃气体或蒸气极限氧浓度测定方法	China National Standards once	English PDF
GB/T 38423-2019	Determination of total concentration of certain elements in toys 玩具中特定元素总含量的测定	China National Standards once	English PDF
GB/T 8200-2019	Bisultap soluble concentrate 杀虫双可溶液剂	China National Standards once	English PDF
GB/T 7739.3-2019	Methods for chemical analysis of gold concerntrates—Part 3:Determination of arsenic content 金精矿化学分析方法第3部分：砷量的测定	China National Standards once	English PDF
GB/T 7739.2-2019	Methods for chemical analysis of gold concentrates—Part 2:Determination of silver content—Flame atomic absorption spectrometric method 金精矿化学分析方法第2部分：银量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 7739.1-2019	Methods for chemical analysis of gold concerntrates—Part 1：Determination of gold and silver contents 金精矿化学分析方法第1部分：金量和银量的测定	China National Standards once	English PDF
GB/T 38301-2019	Determination of limiting oxygen concentration (LOC) of flammable gases and vapours 可燃气体或蒸气极限氧浓度测定方法	China National Standards once	English PDF
GB/T 8152.14-2019	Methods for chemical analysis of lead concentrates—Part 14: Determination of silicon dioxide content—Molybdenum blue spectrophotometry 铅精矿化学分析方法第14部分：二氧化硅含量的测定钼蓝分光光度法	China National Standards once	English PDF
GB/T 7739.14-2019	Methods for chemical analysis of gold concentrates—Part 14: Determination of thallium content—Inductively coupled plasma atomic emission spectrometry and inductively coupled plasma mass spectrometry 金精矿化学分析方法第14部分：铊量的测定电感耦合等离子体原子发射光谱法和电感耦合等离子体质谱法	China National Standards once	English PDF
GB/T 34044.1-2019	Automation systems and integration—Key performance indicators (KPIs) for manufacturing operations management—Part 1: Overview, concepts and terminology 自动化系统与集成制造运行管理的关键性能指标第1部分：总述、概念和术语	China National Standards once	English PDF
GB/T 8293-2019	Rubber latex, natural concentrate—Determination of sludge content 浓缩天然胶乳残渣含量的测定	China National Standards once	English PDF
GB/T 7739.13-2019	Methods for chemical analysis of gold concentrates—Part 13: Determination of lead， zinc， bismuth， cadmium， chromium， arsenic and mercury contents—Inductively coupled plasma atomic emission spectrometry 金精矿化学分析方法第13部分：铅、锌、铋、镉、铬、砷和汞量的测定电感耦合等离子体原子发射光谱法	China National Standards once	English PDF
GB/T 37303.1-2019	Ships and marine technology—Manoeuvring of ships—Part 1:General concepts, quantities and test conditions 船舶和海上技术船舶操纵性第1部分：基本概念、量与试验条件	China National Standards once	English PDF
GB 4838-2018	Packaging for emulsifiable concentrates of pesticides 农药乳油包装	China National Standards once	English PDF
GBZ/T 192.6-2018	Determination of dust in workplace air - Part 6: Total concentration of ultrafine and fine granules 工作场所空气中粉尘测定-第6部分：超细颗粒和细颗粒总数量浓度	China National Standards once	English PDF
GB/T 16425-2018	Determination for minimum explosive concentration of dust clouds 粉尘云爆炸下限浓度测定方法	China National Standards once	English PDF
GB/T 37088-2018	Technial guide of once fertilization of maize 玉米一次性施肥技术指南	China National Standards once	English PDF
GB/T 20141-2018	Formed wire concentric lay overhead electrical stranded conductors 型线同心绞架空导线	China National Standards once	English PDF
GB/T 35097-2018	Microbeam analysis—Scanning electron microscopy with energy dispersive X-ray spectrosmetry—Determination of numberical concentration of inorganic fibrous particles in ambient air 微束分析扫描电镜-能谱法环境空气中石棉等无机纤维状颗粒计数浓度的测定	China National Standards once	English PDF
GB/T 25915.9-2018	Cleanrooms and associated controlled environments—Part 9: Classification of surface cleanliness by particle concentration 洁净室及相关受控环境第9部分：按粒子浓度划分表面洁净度等级	China National Standards once	English PDF
GB/T 36551-2018	Calculation methods for properties of concentric lay overhead electrical stranded conductors 同心绞架空导线性能计算方法	China National Standards once	English PDF
GB/T 36421-2018	Restricted substances concerning printing inks for packaging materials 包装材料用油墨限制使用物质	China National Standards once	English PDF
GB/T 36332-2018	Smart city—Domain knowledge model—Core conceptual model 智慧城市领域知识模型核心概念模型	China National Standards once	English PDF
GB/T 4249-2018	Geometrical product specifications(GPS)—Fundamentals—Concepts, principles and rules 产品几何技术规范（GPS）基础概念、原则和规则	China National Standards once	English PDF
GB/T 3884.20-2018	Methods for chemical analysis of copper concentrates—Part 20:Determination of mercury content—Solid sampling and direct mercury analysis method 铜精矿化学分析方法第20部分：汞量的测定固体进样直接法	China National Standards once	English PDF
GB/T 3884.21-2018	Methods for chemical analysis of copper concentrates－Part 21:Determination of copper,sulfur,lead,zinc,iron, aluminium,calcium,magnesium,manganese content－Wavelength dispersive X-ray fluorescence spectrometric method 铜精矿化学分析方法第21部分：铜、硫、铅、锌、铁、铝、钙、镁、锰量的测定波长色散X射线荧光光谱法	China National Standards once	English PDF
GB/T 36704-2018	Iron ore concentrate 铁精矿	China National Standards once	English PDF
GB/T 36705-2018	Test method for carrier concentration of gallium nitride substrates—Raman spectrum method 氮化镓衬底片载流子浓度的测试拉曼光谱法	China National Standards once	English PDF
GB/T 36700.5-2018	Chemicals—Guidance on hazard classification to the aquatic environment—Part 5: Bioconcentration 化学品水生环境危害分类指导第5部分：生物富集	China National Standards once	English PDF
GB/T 36625.1-2018	Smart city—Data fusion—Part 1: Conceptual model 智慧城市数据融合第1部分：概念模型	China National Standards once	English PDF
GB/T 35804-2018	Rubber, vulcanized or thermoplastic－Resistance to ozone cracking－Test methods for determining the ozone concentration in laboratory test chambers 硫化橡胶或热塑性橡胶耐臭氧龟裂测定试验箱中臭氧浓度的试验方法	China National Standards once	English PDF
GB/T 35996-2018	Rapid determination of eight elements content for phosphate rock and concentrate—X-ray fluorescence spectrometry 磷矿石和磷精矿中八种元素含量的快速测定 X射线荧光光谱法	China National Standards once	English PDF
GB/T 7717.15-2018	Acrylonitrile for industrial use—Part 15：Determination of concent of p-hydroxylanisole 工业用丙烯腈第15部分：对羟基苯甲醚含量的测定	China National Standards once	English PDF
GB/T 35010.6-2018	Semiconductor die products—Part 6: Requirements for concerning thermal simulation 半导体芯片产品第6部分：热仿真要求	China National Standards once	English PDF
GB/T 35010.5-2018	Semiconductor die products—Part 5：Requirements for concerning electrical simulation 半导体芯片产品第5部分：电学仿真要求	China National Standards once	English PDF
GB/T 1179-2017	Round wire concentric lay overhead electrical stranded conductors 圆线同心绞架空导线	China National Standards once	English PDF
GB/T 18171-2017	Chlorothalonil aqueous suspension concentrates 百菌清悬浮剂	China National Standards once	English PDF
GB/T 34759-2017	Fluazifop-P-butyl emulsifiable concentrates 精吡氟禾草灵乳油	China National Standards once	English PDF
GB/T 34796-2017	Quantification and purity analysis of nucleic acid concentration in solution—Ultraviolet spectrophotometry 水溶液中核酸的浓度和纯度检测紫外分光光度法	China National Standards once	English PDF
GB/T 19337-2017	Abamectin emulsifiable concentrates 阿维菌素乳油	China National Standards once	English PDF
GB/T 34666.1-2017	Technical specification for compilation for water quality criteria data—Part 1：Pollutants concentration 水质基准数据整编技术规范第1部分：污染物含量	China National Standards once	English PDF
GB/T 34725-2017	Standard test method for performance of structural wood-based panel under concentrated static and impact loads 结构用人造板集中荷载和冲击荷载性能测试方法	China National Standards once	English PDF
GB/T 19605-2017	Chlorpyrifos emulsifiable concentrates 毒死蜱乳油	China National Standards once	English PDF
GB/T 34590.3-2017	Road vehicles—Functional safety—Part 3: Concept phase 道路车辆功能安全第3部分：概念阶段	China National Standards once	English PDF
GB/T 34536-2017	Natural gas—Determination of radon concentration—Scintillation flash method 天然气氡浓度的测定闪烁瓶法	China National Standards once	English PDF
GB/T 8152.13-2017	Methods for chemical analysis of lead concentrates—Part 13：Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry 铅精矿化学分析方法第13部分：铊量的测定电感耦合等离子体质谱法和电感耦合等离子体-原子发射光谱法	China National Standards once	English PDF
GB/T 8151.21-2017	Methods for chemical analysis of zinc concentrates—Part 21：Determination of thallium content—Inductively coupled plasma mass spectrometry and inductively coupled plasma-atomic emission spectrometry 锌精矿化学分析方法第21部分：铊量的测定电感耦合等离子体质谱法和电感耦合等离子体-原子发射光谱法	China National Standards once	English PDF
GB/T 1819.11-2017	Methods for chemical analysis of tin concentrates—Part 11：Determination of aluminium oxide content—Chromazuzal S spectrophotometric method 锡精矿化学分析方法第11部分：三氧化二铝量的测定铬天青S分光光度法	China National Standards once	English PDF
GB/Z 30556.3-2017	Electromagnetic compatibility—Installation and mitigation guidelines－HEMP protection concepts 电磁兼容安装和减缓导则高空核电磁脉冲（HEMP）的防护概念	China National Standards once	English PDF
GB/T 1819.17-2017	Methods for chemical analysis of tin concentrates—Part 17：Determination of mercury content—Atomic fluorescence spectrometric method 锡精矿化学分析方法第17部分：汞量的测定原子荧光光谱法	China National Standards once	English PDF
GB/T 1819.15-2017	Methods for chemical analysis of tin concentrates—Part 15：Determination of fluorine content—The ion-selective electrode method 锡精矿化学分析方法第15部分：氟量的测定离子选择电极法	China National Standards once	English PDF
GB/T 1819.7-2017	Methods for chemical analysis of tin concentrates—Part 7:Determination of bismuth content—Flame atomic absorption spectrometric method 锡精矿化学分析方法第7部分：铋量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 34627-2017	Metallic and other inorganic coatings—Definitions and conventions concerning appearance 金属及其他无机覆盖层外观的定义及习惯用法	China National Standards once	English PDF
GB/T 1819.13-2017	Methods for chemical analysis of tin concentrates—Part 13: Determination of magnesium oxide content,calcium oxide content—Flame atomic absorption spectrometric method 锡精矿化学分析方法第13部分：氧化镁、氧化钙量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 1819.8-2017	Methods for chemical analysis of tin concentrates—Part 8：Determination of zinc content—Flame atomic absorption spectrometric method 锡精矿化学分析方法第8部分：锌量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 1819.10-2017	Methods for chemical analysis of tin concentrates—Part 10: Determination of sulfur content—High frequency combustion with infrared absorption method and potassium iodate titrimetric method 锡精矿化学分析方法第10部分：硫量的测定高频感应炉燃烧红外吸收法和碘酸钾滴定法	China National Standards once	English PDF
GB/T 1819.16-2017	Methods for chemical analysis of tin concentrats—Part 16:Determination of siliver content—Flame atomic absorption spectrometry 锡精矿化学分析方法第16部分：银量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 1819.12-2017	Methods for chemical analysis of tin concentrates—Part 12:Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and sodium hydroxide titration 锡精矿化学分析方法第12部分：二氧化硅量的测定硅钼蓝分光光度法和氢氧化钠滴定法	China National Standards once	English PDF
GB/T 1819.9-2017	Methods for chemical analysis of tin concentrates—Part 9：Determination of tungsten trioxide content—The thiocyanate spectrophotometric method 锡精矿化学分析方法第9部分：三氧化钨量的测定硫氰酸盐分光光度法	China National Standards once	English PDF
GB/T 1819.14-2017	Methods for chemical analysis of tin concentrates—Part 14：Determination of copper content—Flame atomic absorption spectrometry 锡精矿化学分析方法第14部分：铜量的测定火焰原子吸收光谱法	China National Standards once	English PDF
GB/T 3884.19-2017	Methods for chemical analysis of copper concentrates—Part 19: Determination of thallium content—Inductively coupled plasma mass spectrometry 铜精矿化学分析方法第19部分：铊量的测定电感耦合等离子体质谱法	China National Standards once	English PDF
GB/T 34159-2017	Haloxyfop-P-methyl emulsifiable concentrates 高效氟吡甲禾灵乳油	China National Standards once	English PDF
GB/Z 34052.2-2017	Statistical data and metadata exchange(SDMX)—Part 2: Information model—UML conceptual design 统计数据与元数据交换（SDMX）第2部分：信息模型统一建模语言（UML）概念设计	China National Standards once	English PDF
GB/T 29618.2-2017	Field device tool (FDT) interface specification—Part 2: Concepts and detailed description 现场设备工具(FDT)接口规范第2部分：概念和详细描述	China National Standards once	English PDF
GB/T 33863.1-2017	OPC unified architecture—Part 1: Overview and concepts OPC统一架构第1部分：概述和概念	China National Standards once	English PDF
GB/T 33716.1-2017	Electronic archiving—Part 1：Specification concerning the design and the operation of an information system for electronic information preservation 电子存档第1部分：为保存电子信息针对信息系统设计和运行的规范	China National Standards once	English PDF
GB/Z 26958.30-2017	Geometrical product specifications (GPS)—Filtration—Part 30: Robust profile filters—Basic concept 产品几何技术规范(GPS) 滤波第30部分：稳健轮廓滤波器基本概念	China National Standards once	English PDF
GB/T 35440-2017	Specifications concerning designations for space high-energy astronomical radiation sources 空间高能天文辐射源命名规范	China National Standards once	English PDF
GB/T 35666-2017	Metolachlor emulsifiabe concentrates 异丙甲草胺乳油	China National Standards once	English PDF
GB/T 35671-2017	Fluroxypyr-mepthyl emulsifiable concentrates 氯氟吡氧乙酸异辛酯乳油	China National Standards once	English PDF
GB/T 35647-2017	Geographic information—Conceptual schema language 地理信息概念模式语言	China National Standards once	English PDF
GB/T 8297-2017	Rubber，natural latex concentrate—Determination of KOH number 浓缩天然胶乳氢氧化钾(KOH)值的测定	China National Standards once	English PDF
GB/T 35570-2017	Determination of tritium activity concentration in sea water—Low-background liquid scintillation spectrometry method 海水中氚的测定低本底液体闪烁能谱法	China National Standards once	English PDF
GB/T 33235-2016	Hail impact test method of reflective glass mirror for concentrated solar power 光热发电玻璃反射镜抗冰雹冲击试验方法	China National Standards once	English PDF
GB/T 33234-2016	Reflectance test method of reflective glass mirror for concentrated solar power system 光热发电玻璃反射镜反射比测试方法	China National Standards once	English PDF
GB/T 8289-2016	Natural rubber latex concentrate—Centrifuged or creamed,ammonia-preserved types—Specifications 浓缩天然胶乳氨保存离心或膏化胶乳规格	China National Standards once	English PDF
GB/T 8300-2016	Natural rubber latex concentrate—Determination of alkalinity 浓缩天然胶乳碱度的测定	China National Standards once	English PDF
GB/T 20216-2016	Pulp and paper—Determination of the effective residual ink concentration (ERIC number)—Infrared reflectance measurement 纸浆和纸有效残余油墨浓度（ERIC值）的测定红外线反射率测量法	China National Standards once	English PDF
GB/T 33043-2016	Standard test method for determining formaldehyde concentrations in air and emission rates from wood products using a large chamber 人造板甲醛释放量测定大气候箱法	China National Standards once	English PDF
GB 5009.225-2016	National Food Safety Standard - Determination of ethanol concentration 食品安全国家标准酒中乙醇浓度的测定	China National Standards once	English PDF
GB/T 7739.12-2016	Methods for chemical analysis ofgoldconcentrates—Part 12: Determination of arsenic, mercury, cadmium, lead, bismuth—Atomic fluorescence spectrometric method 金精矿化学分析方法第12部分：砷、汞、镉、铅和铋量的测定原子荧光光谱法	China National Standards once	English PDF
GB/T 32854.1-2016	Industrial automation systems and integration—Integration of advanced process control and optimization software for manufacturing systems—Part 1: overview, concepts and termnologies 工业自动化系统与集成制造系统先进控制与优化软件集成第1部分：总述、概念及术语	China National Standards once	English PDF
GB/T 32853-2016	Geographic information—Feature concept dictionaries and registers 地理信息要素概念字典与注册簿	China National Standards once	English PDF
GB/T 32590.1-2016	Railway applications—Urban guided transport management and command/control systems—Part 1: System principles and fundamental concepts 轨道交通城市轨道交通运输管理和指令/控制系统第1部分：系统原理和基本概念	China National Standards once	English PDF
GB/T 2900.97-2016	Electrotechnical terminology—Nuclear instrumentation: physical phenomena, basic concepts, instruments, systems, equipment and detectors 电工术语核仪器：物理现象、基本概念、仪器、系统、设备和探测器	China National Standards once	English PDF
GB/T 21099.2-2015	Function blocks(FB) for process control—Part 2: Specification of FB concept 过程控制用功能块（FB）第2部分：功能块概念规范	China National Standards once	English PDF
GB/T 19199-2015	Test method for carbon acceptor concentration in semi-insulating gallium arsenide single crystals by infrared absorption spectroscopy 半绝缘砷化镓单晶中碳浓度的红外吸收测试方法	China National Standards once	English PDF
GB/T 17170-2015	Test method for the EL2 deep donor concentration in semi-insulating gallium arsenide single crystals by infrared absorption spectroscopy 半绝缘砷化镓单晶深施主EL2浓度红外吸收测试方法	China National Standards once	English PDF
GB/T 20236-2015	Accelerated outdoor weathering test methods for nonmetallic materials using concentrated natural sunlight 非金属材料的聚光加速户外暴露试验方法	China National Standards once	English PDF
GB/T 5169.1-2015	Fire hazard testing for electric and electronic products—Part 1: Terminology concerning fire tests 电工电子产品着火危险试验第1部分：着火试验术语	China National Standards once	English PDF
GB/T 31960.6-2015	Technical specification of power energy efficiency monitoring system—Part 6: Technical condition of power energy efficiency information concentrate and exchange terminal 电力能效监测系统技术规范第6部分：电力能效信息集中与交互终端技术条件	China National Standards once	English PDF
GB/T 31750-2015	Method for the determination of active content of anilofos emulsifiable concentrate (EC) - high performance liquid chromatography (HPLC) 莎稗磷乳油有效成分含量的测定方法液相色谱法	China National Standards once	English PDF
GB/T 31749-2015	Method for the determination of active content of molinate emulsifiable concentrate—Gas chromatography (GC) 禾草敌乳油有效成分含量的测定方法气相色谱法	China National Standards once	English PDF
GB/T 31709-2015	Data processing of background atmospheric carbon dioxide and methane concentration measured by in situ gas chromatographic (GC) system 气相色谱法本底大气二氧化碳和甲烷浓度在线观测数据处理方法	China National Standards once	English PDF
GB/T 31707-2015	Data processing of background atmospheric carbon monoxide concentration measured by in situ gas chromatographic (GC) system 气相色谱法本底大气一氧化碳浓度在线观测数据处理方法	China National Standards once	English PDF
GB/T 31705-2015	In situ mesaurement of background atmospheric carbon dioxide and methane concentration by gas chromatographic(GC) system 气相色谱法本底大气二氧化碳和甲烷浓度在线观测方法	China National Standards once	English PDF
GB/T 31495.1-2015	Information security technology—Indicator system of information security assurance and evaluation methods—Part 1: Concepts and model 信息安全技术信息安全保障指标体系及评价方法第1部分：概念和模型	China National Standards once	English PDF
GB/T 31540.1-2015	Fire safety engineering guide—Part 1：Application of fire performance concepts to design objectives 消防安全工程指南第1部分：性能化在设计中的应用	China National Standards once	English PDF
GB 31340-2014	The norm of energy consumption per unit products of tungsten concentrates 钨精矿单位产品能源消耗限额	China National Standards once	English PDF
GB/T 3884.18-2014	Methods for chemical analysis of copper concentrates―Part 18：Determination of arsenic，antimony，bismuth，lead，zinc，nickel，cadmium，cobalt，magnesium oxide，calcium oxide contents―Inductively coupled plasma atomic emission spectrometry 铜精矿化学分析方法第18部分：砷、锑、铋、铅、锌、镍、镉、钴、氧化镁、氧化钙量的测定电感耦合等离子体原子发射光谱法	China National Standards once	English PDF
GB/T 3884.17-2014	Methods for chemical analysis of copper concentrates―Part 17：Determination of aluminium oxide content―Chromazurol S spectrophotometric method and fluoride salts device-Na2EDTA titrimetric method 铜精矿化学分析方法第17部分：三氧化二铝量的测定铬天青S胶束增溶光度法和沉淀分离-氟盐置换-Na2EDTA滴定法	China National Standards once	English PDF
GB/T 3884.16-2014	Methods for chemical analysis of copper concentrates―Part 16： Determination of silicon dioxide content―K2SiF6 titrimetric method and Gravimetric method 铜精矿化学分析方法第16部分：二氧化硅量的测定氟硅酸钾滴定法和重量法	China National Standards once	English PDF
GB/T 3884.15-2014	Methods for chemical analysis of copper concentrates―Part 15：Determination of iron content―Potassium dichromate titration method 铜精矿化学分析方法第15部分：铁量的测定重铬酸钾滴定法	China National Standards once	English PDF
GB/T 31270.7-2014	Test guidelines on environmental safety assessment for chemical pesticides―Part 7: Bioconcentration test 化学农药环境安全评价试验准则第7部分：生物富集试验	China National Standards once	English PDF
GB/T 337.1-2014	Concentrated nitric acid for industrial use 工业硝酸浓硝酸	China National Standards once	English PDF

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