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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "of" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 11351-2017 Mass tolerances of casting
    铸件重量公差    		 China National Standards
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    GB/T 34776-2017 T4 DNA ligase—Detection methods of activity and impurities of enzyme
    T4 DNA连接酶 酶活及杂质检测方法    		 China National Standards
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    GB/T 34777-2017 Detection of residual DNA in biological product which expressed from Chinese hamster ovary(CHO) cell—Fluorescent quantitative polymerase chain reaction assay
    中国仓鼠卵巢（CHO）细胞表达产品残留DNA检测 荧光定量PCR法    		 China National Standards
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    GB/T 22159.5-2017 Acoustics and vibration—Laboratory measurement of vibro-acoustic transfer properties of resilient elements—Part 5: Driving point method for determination of the low-frequency transfer stiffness of resilient supports for translatory motion
    声学与振动 弹性元件振动-声传递特性实验室测量方法 第5部分：弹性支撑件低频平动动刚度的驱动点测量方法    		 China National Standards
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    GB/T 14366-2017 Acoustics—Estimation of noise-induced hearing loss
    声学 噪声性听力损失的评估    		 China National Standards
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    GB/T 34690.3-2017 Graphic technology—Digitalized process control for offset printing—Part 3: Originals reception and processing
    印刷技术 胶印数字化过程控制 第3部分：原始资料的接收和处理    		 China National Standards
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    GB/T 6881.2-2017 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for small movable sources in reverberant fields—Comparison method for a hard-walled test room
    声学 声压法测定噪声源声功率级和声能量级 混响场内小型可移动声源工程法 硬壁测试室比较法    		 China National Standards
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    GB/T 34795-2017 Determination of the activity of transglutaminase
    谷氨酰胺转胺酶活性检测方法    		 China National Standards
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    GB/T 34797-2017 Quality technical requirements of primers and probes
    核酸引物探针质量技术要求    		 China National Standards
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    GB/T 22159.4-2017 Acoustics and vibration―Laboratory measurement of vibro-acoustic transfer properties of resilient elements―Part 4: Dynamic stiffness of elements other than resilient supports for translatory motion
    声学与振动 弹性元件振动-声传递特性实验室测量方法 第4部分：弹性非支撑件平动动刚度    		 China National Standards
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    GB/T 34876-2017 Vacuum technology—Vacuum gauges—Evaluation of the uncertainties of results of calibrations by direct comparison with a reference gauge
    真空技术 真空计 与标准真空计直接比较校准结果的不确定度评定    		 China National Standards
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    GB/T 34931-2017 Testing code for reactive power compensation device of photovoltaic power station
    光伏发电站无功补偿装置检测技术规程    		 China National Standards
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    GB/T 34932-2017 Technical specification for remote monitoring and control system of distributed photovoltaic power generation system
    分布式光伏发电系统远程监控技术规范    		 China National Standards
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    GB/T 34862-2017 Test methods for determining quantities of equivalent circuit diagrams for three-phase low-voltage cage induction motors
    确定三相低压笼型感应电动机等值电路参数的试验方法    		 China National Standards
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    GB/T 17948.3-2017 Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Thermal evaluation and classification of insulation systems used in rotating machines
    旋转电机 绝缘结构功能性评定 成型绕组试验规程 旋转电机绝缘结构热评定和分级    		 China National Standards
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    GB/T 17225-2017 Hygienic requirements of microclimate for heating classroom in middle and elementary school
    中小学校采暖教室微小气候卫生要求    		 China National Standards
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    GB/T 34826-2017 Method of performance testing for quadrupole inductively coupled plasma mass spectrometer
    四极杆电感耦合等离子体质谱仪性能的测定方法    		 China National Standards
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    GB/T 34882-2017 Induction hardening and tempering of iron and steel parts
    钢铁件的感应淬火与回火    		 China National Standards
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    GB/T 22720.1-2017 Rotating electrical machines—Qualification and quality control tests of partial discharge free electrical insulation systems (Type I) used in rotating electrical machines fed from voltage converters
    旋转电机 电压型变频器供电的旋转电机无局部放电（Ⅰ型）电气绝缘结构的鉴别和质量控制试验    		 China National Standards
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    GB/T 34861-2017 Specific methods for determining separate losses of large machines from tests
    确定大电机各项损耗的专用试验方法    		 China National Standards
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    GB/Z 17625.14-2017 Electromagnetic compatibility—Limits—Assessment of emission limits for harmonics, interharmonics,voltage fluctuations and unbalance for the connection of disturbing installations to LV power systems
    电磁兼容 限值 骚扰装置接入低压电力系统的谐波、间谐波、电压波动和不平衡的发射限值评估    		 China National Standards
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    GB/Z 17625.15-2017 Electromagnetic compatibility—Limits—Assessment of low frequency electromagnetic immunity and emission requirements for dispersed generation systems in LV network
    电磁兼容 限值 低压电网中分布式发电系统低频电磁抗扰度和发射要求的评估    		 China National Standards
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    GB/T 18916.31-2017 Norm of water intake—Part 31 :Sintering and pelletizing for iron and steel industry
    取水定额 第31部分：钢铁行业烧结/球团    		 China National Standards
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    GB/T 34911-2017 Terminology on comprehensive utilization of industrial solid wastes
    工业固体废物综合利用术语    		 China National Standards
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    GB/T 34828-2017 Acoustics—Test methods for the qualification of free-field environments
    声学 自由场环境评定测试方法    		 China National Standards
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    GB/T 34829-2017 Space station specification of utilization payload data communication
    空间站应用有效载荷数据通信规范    		 China National Standards
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    GB/T 34690.8-2017 Graphic technology—Digitalized process control for offset printing—Part 8: Offset press
    印刷技术 胶印数字化过程控制 第8部分：胶印设备    		 China National Standards
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    GB/T 34688-2017 Printability of digital printing paper and test methods
    数字印刷纸张印刷适性及检验方法    		 China National Standards
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    GB/T 34690.7-2017 Graphic technology—Digitalized process control for offset printing—Part 7: Computer to plate
    印刷技术 胶印数字化过程控制 第7部分：计算机直接制版    		 China National Standards
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    GB/T 21211-2017 Equivalent loading and superposition techniques—Indirect testing to determine temperature rise of rotating electrical machines
    等效负载和叠加试验技术 间接法确定旋转电机温升    		 China National Standards
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    GB/T 34928-2017 Load commutated soft-start device
    负载换相型软起动装置    		 China National Standards
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    GB/T 13870.4-2017 Effects of current on human beings and livestock—Part 4: Effects of lightning strokes
    电流对人和家畜的效应 第4部分：雷击效应    		 China National Standards
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    GB/T 34933-2017 Technical code for combiner box test of photovoltaic power station
    光伏发电站汇流箱检测技术规程    		 China National Standards
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    GB/T 34936-2017 Technical requirement of combiner box for photovoltaic power station
    光伏发电站汇流箱技术要求    		 China National Standards
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    GB/T 34934-2017 Electrcial safety of machinery—Guidelines for the use of communication systems in safety-related applications
    机械电气安全 安全相关设备中的通信系统使用指南    		 China National Standards
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    GB/T 12060.16-2017 Sound system equipment—Part 16: Objective rating of speech intelligibility by speech transmission index
    声系统设备 第16部分：通过语音传输指数客观评价言语可懂度    		 China National Standards
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    GB/T 34831-2017 Nanotechnologies—Electron microscopy imaging of noble metal nanoparticles—High angle annular dark field imaging method
    纳米技术 贵金属纳米颗粒电子显微镜成像 高角环形暗场法    		 China National Standards
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    GB/T 34690.4-2017 Graphic technology—Digitalized process control for offset printing—Part 4: File preparation for output
    印刷技术 胶印数字化过程控制 第4部分：输出文件制作    		 China National Standards
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    GB/T 34690.9-2017 Graphic technology—Digitalized process control for offset printing—Part 9: Printing
    印刷技术 胶印数字化过程控制 第9部分：印刷    		 China National Standards
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    GB/T 4130-2017 Acoustics—Low frequency calibration methods of hydrophones
    声学 水听器低频校准方法    		 China National Standards
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    GB/T 12665-2017 Requirements of damp-heat testing of electrical machine for service in general environmental condition
    电机在一般环境条件下使用的湿热试验要求    		 China National Standards
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    GB/T 34690.6-2017 Graphic technology—Digitalized process control for offset printing—Part 6: Digital hard copy proofing
    印刷技术 胶印数字化过程控制 第6部分：数字硬打样    		 China National Standards
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    GB/T 34867.1-2017 Procedures for measurement and verification of motor-system energy-savings—Part 1: Test procedures on working site for energy efficiency of motor
    电动机系统节能量测量和验证方法 第1部分：电动机现场能效测试方法    		 China National Standards
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    GB/T 13539.3-2017 Low-voltage fuses—Part 3: Supplementary requirements for fuses for use by unskilled persons (fuses mainly for household and similar applications)—Examples of standardized systems of fuses A to F
    低压熔断器 第3部分: 非熟练人员使用的熔断器的补充要求 (主要用于家用和类似用途的熔断器) 标准化熔断器系统示例A至F    		 China National Standards
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    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
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    GB/T 34798-2017 Formats specifications of nucleotide sequence database
    核酸数据库序列格式规范    		 China National Standards
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    GB/T 34801-2017 Determination of the activity of desoxyribonuclease
    脱氧核糖核酸酶活力检测方法    		 China National Standards
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    GB/T 34800-2017 Detection method of activity and impurity of proteinase K
    蛋白酶K酶活力及杂质检测方法    		 China National Standards
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    GB/T 34799-2017 Determination of the activity of chitinase
    几丁质酶活性检测方法    		 China National Standards
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    GB/T 34805-2017 Comprehensive utilization of agricultural production waste—General requirement
    农业废弃物综合利用 通用要求    		 China National Standards
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    GB/T 34858-2017 Regulation of health education in higher education
    普通高等学校健康教育规范    		 China National Standards
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    GB/T 34764-2017 Determination of copper,iron,zinc,manganese,boron and molybdenum content in fertilizers—Inductively coupled plasma optical emission spectroscopy
    肥料中铜、铁、锰、锌、硼、钼含量的测定 等离子体发射光谱法    		 China National Standards
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    GB/T 34766-2017 Determination of total humic acid content from mineral source
    矿物源总腐殖酸含量的测定    		 China National Standards
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    GB/T 34765-2017 Determination of mineral fulvic acids content
    矿物源黄腐酸含量的测定    		 China National Standards
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    GB/T 34767-2017 Good sales and distribution practices of aquatic products
    水产品销售与配送良好操作规范    		 China National Standards
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    GB/T 34884-2017 Rolling bearings—Flexible bearings for harmonic drive gear reducers of industrial robots
    滚动轴承 工业机器人谐波齿轮减速器用柔性轴承    		 China National Standards
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    GB/T 34879-2017 Geometrical product specifications (GPS)—Metrological characteristics and guide to uncertainty of measurement for optical confocal microscopes
    产品几何技术规范（GPS） 光学共焦显微镜计量特性及测量不确定度评定导则    		 China National Standards
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    GB/T 34886-2017 Non-destructive testing—Test method for laser shearography of composite materials
    无损检测 复合材料激光错位散斑检测方法    		 China National Standards
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    GB/T 34881-2017 Geometrical product specifications (GPS)—Guidelines for the evaluation of coordinate measuring machine (CMM) test uncertainty
    产品几何技术规范（GPS） 坐标测量机的检测不确定度评估指南    		 China National Standards
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    GB/T 12655-2017 The basic performance requirements of cigarette paper
    卷烟纸基本性能要求    		 China National Standards
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    GB/T 23193-2017 Determination of theanine in tea—Uusing high performance liquid chromatography
    茶叶中茶氨酸的测定 高效液相色谱法    		 China National Standards
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    GB/T 25000.24-2017 Systems and software engineering—Systems and software Quality Requirements and Evaluation(SQuaRE)—Part 24: Measurement of data quality
    系统与软件工程 系统与软件质量要求和评价（SQuaRE） 第24部分：数据质量测量    		 China National Standards
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    GB/T 34950-2017 Reference model of unstructured data management system
    非结构化数据管理系统参考模型    		 China National Standards
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    GB/T 34887-2017 Hydraulic fluid power—Test code for the determination of noise level of hydraulic motors
    液压传动 马达噪声测定规范    		 China National Standards
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    GB/T 15242.2-2017 Dimensions series of rod and piston dynamic seals for hydraulic cylinders—Part 2：Dimensions and tolerances of bearing rings
    液压缸活塞和活塞杆动密封装置尺寸系列 第2部分：支承环尺寸系列和公差    		 China National Standards
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    GB/T 34888-2017 Rotary shaft lip-type seals—Determination of installing and removing forces
    旋转轴唇形密封圈 装拆力的测定    		 China National Standards
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    GB/T 34889-2017 Carburizing or carbonitriding,quenching and tempering of steel parts
    钢件的渗碳与碳氮共渗淬火回火    		 China National Standards
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    GB/T 13885-2017 Determination of the contents of calcium, copper, iron, magnesium, manganese, potassium, sodium and zinc in feeds—Method using atomic absorption spectrometry
    饲料中钙、铜、铁、镁、锰、钾、钠和锌含量的测定 原子吸收光谱法    		 China National Standards
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    GB/T 34783-2017 Determination of fineness of ramie fiber—Pneumatic method
    苎麻纤维细度的测定 气流法    		 China National Standards
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    GB/T 34789-2017 Cold of practice on good quality cultivation of ginseng
    人参优质种植技术规范    		 China National Standards
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    GB/T 34957-2017 Information technology—Layout of digital keyboard for Korean letter
    信息技术 基于数字键盘的朝鲜文字母布局    		 China National Standards
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    GB/T 34956-2017 Atmospheric radiation effects—Accommodation of atmospheric radiation effects via single event effects within avionics electronic equipment
    大气辐射影响 航空电子设备单粒子效应防护设计指南    		 China National Standards
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    GB/T 15242.1-2017 Dimensions series of rod and piston dynamic seals for hydraulic cylinders—Part 1：Dimensions and tolerances of co-axial seals for reciprocating applications
    液压缸活塞和活塞杆动密封装置尺寸系列 第1部分：同轴密封件尺寸系列和公差    		 China National Standards
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    GB/T 17819-2017 Determination of vitamin B12 in additive premix—High performance liquid chromatography
    添加剂预混合饲料中维生素B12的测定 高效液相色谱法    		 China National Standards
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    GB/T 18872-2017 Determination of vitamin K3 in feeds—High performance liquid chromatography
    饲料中维生素K3的测定 高效液相色谱法    		 China National Standards
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    GB/T 15777-2017 Method for determination of the modulus of elasticity in compression parallel to grain of wood
    木材顺纹抗压弹性模量测定方法    		 China National Standards
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    GB/T 34961.3-2017 Information technology—Implementation and operation of customer premises cabling—Part 3:Testing of optical fibre cabling
    信息技术 用户建筑群布缆的实现和操作 第3部分：光纤布缆测试    		 China National Standards
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    GB/T 34893-2017 Micro-electromechanical system technology—Measuring method for in-plane length measurements of MEMS microstructures using an optical interferometer
    微机电系统（MEMS）技术 基于光学干涉的MEMS微结构面内长度测量方法    		 China National Standards
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    GB/T 34923.6-2017 Street lights control and management system—Part 6: Technical specification of communication protocol
    路灯控制管理系统 第6部分：通信协议技术规范    		 China National Standards
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    GB/T 19378-2017 Nomenclature and codes of pesticide formulations
    农药剂型名称及代码    		 China National Standards
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    GB/T 34775-2017 Testing method of flowability for water dispersible granules of pesticide
    农药水分散粒剂流动性测定方法    		 China National Standards
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    GB/T 34925-2017 On-site inspections method of a.c. circuit systems for 110 kV substations on plateau
    高原110 kV变电站交流回路系统现场检验方法    		 China National Standards
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    GB/T 7602.4-2017 Quantitative determination of T501 oxidation inhibitor content in transformer oil or turbine oil—Part 4: GC/MS method
    变压器油、涡轮机油中T501抗氧化剂含量测定法 第4部分：气质联用法    		 China National Standards
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    GB/T 34509.2-2017 In-orbit field radiometric calibration for optical remote sensor of land observation satellite—Part 2：Thermal infrared
    陆地观测卫星光学遥感器在轨场地辐射定标方法 第2部分：热红外    		 China National Standards
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    GB/T 34845-2017 Tissue paper—Determination of adsorbable organic halogen(AOX)
    生活用纸 可吸附有机卤素（AOX）的测定    		 China National Standards
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    GB/T 23113-2017 Sample preparation for measurement of mercury level in fluorescent lamps
    荧光灯含汞量检测的样品制备    		 China National Standards
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    GB/T 34927-2017 Motor soft-start device－General technical specifications
    电动机软起动装置 通用技术条件    		 China National Standards
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    GB/T 34929-2017 Unit cascaded soft-start device
    单元级联型软起动装置    		 China National Standards
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    GB/T 34895-2017 General rules for metallographic examination of heat treatment
    热处理金相检验通则    		 China National Standards
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    GB/T 34896-2017 Rotary shaft lip-type seals—Determination of friction torque
    旋转轴唇形密封圈 摩擦扭矩的测定    		 China National Standards
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    GB/T 34897-2017 Rolling bearings—Precision bearings for RV reducers of industrial robots
    滚动轴承 工业机器人RV减速器用精密轴承    		 China National Standards
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    GB/T 34899-2017 Micro-electromechanical system technology—Measuring method of microstructure surface stress based on Raman spectroscopy
    微机电系统（MEMS）技术 基于拉曼光谱法的微结构表面应力测试方法    		 China National Standards
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    GB/T 18442.7-2017 Static vacuum insulated cryogenic pressure vessels— Part 7：Rules of pressure strengthening for inner vessels
    固定式真空绝热深冷压力容器 第7部分：内容器应变强化技术规定    		 China National Standards
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    GB/T 34782-2017 Method for the determination of poplar tree gum in propolis—High performance liquid chromatography
    蜂胶中杨树胶的检测方法 高效液相色谱法    		 China National Standards
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    GB/T 34781-2017 Rules for production of bee pollen
    蜂花粉生产技术规范    		 China National Standards
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    GB/T 34779-2017 Technique specification for processing of jasmine tea
    茉莉花茶加工技术规范    		 China National Standards
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    GB/T 34951-2017 Information technology—Layout of digital keyboard for Sibo letter
    信息技术 基于数字键盘的锡伯文字母布局    		 China National Standards
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    GB/T 34981.2-2017 Specification of data for organization statistics and real-name management system—Part 2：Code set
    机构编制统计及实名制管理系统数据规范 第2部分：代码集    		 China National Standards
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    GB/T 34981.1-2017 Specification of data for organization statistics and real-name management system—Part 1: General
    机构编制统计及实名制管理系统数据规范 第1部分：总则    		 China National Standards
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    GB/T 34978-2017 Information security technology—Technology requirements for personal information protection of smart mobile terminal
    信息安全技术 移动智能终端个人信息保护技术要求    		 China National Standards
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