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Standard Code | Standard Title | Standard Class | Order |
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GB/T 39551.1-2020 |
PaTent navigation guide—Part 1:General principles 专利导航指南 第1部分:总则 |
China National Standards Tent |
English PDF |
GB/T 39551.3-2020 |
PaTent navigation guide—Part 3:Industrial planning 专利导航指南 第3部分:产业规划 |
China National Standards Tent |
English PDF |
GB/T 39551.5-2020 |
PaTent navigation guide—Part 5:Research and development 专利导航指南 第5部分:研发活动 |
China National Standards Tent |
English PDF |
GB/T 39551.4-2020 |
PaTent navigation guide—Part 4:Business operation 专利导航指南 第4部分:企业经营 |
China National Standards Tent |
English PDF |
GB/T 39551.6-2020 |
PaTent navigation guide—Part 6:Talent management 专利导航指南 第6部分:人才管理 |
China National Standards Tent |
English PDF |
GB/T 39551.7-2020 |
PaTent navigation guide—Part 7:Service requirement 专利导航指南 第7部分:服务要求 |
China National Standards Tent |
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 Tent |
English PDF |
GB/T 39138.1-2020 |
Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 1:Determination of gold conTent—Potentiometric titration using ferrous sulfate 金镍铬铁硅硼合金化学分析方法 第1部分:金含量的测定 硫酸亚铁电位滴定法 |
China National Standards Tent |
English PDF |
GB/T 39138.2-2020 |
Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 2:Determination of nickel conTent—Dimethylglyoxime gravimetric method 金镍铬铁硅硼合金化学分析方法 第2部分:镍含量的测定 丁二酮肟重量法 |
China National Standards Tent |
English PDF |
GB/T 39138.3-2020 |
Methods for chemical analysis of gold nickel chromium iron silicon boron alloys—Part 3:Determination of chromium, iron, silicon and boron conTents—Inductively coupled plasma atomic emission spectrometry 金镍铬铁硅硼合金化学分析方法 第3部分:铬、铁、硅、硼含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 39143-2020 |
Methods for chemical analysis of gold-arsenic alloys—Determination of arsenic conTent—Inductively coupled plasma atomic emission spectrometry 金砷合金化学分析方法 砷含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 39144-2020 |
Test method for magnesium conTent in gallium nitride materials—Secondary ion mass spectrometry 氮化镓材料中镁含量的测定 二次离子质谱法 |
China National Standards Tent |
English PDF |
GB/T 39145-2020 |
Test method for the conTent of surface metal elements on silicon wafers—Inductively coupled plasma mass spectrometry 硅片表面金属元素含量的测定 电感耦合等离子体质谱法 |
China National Standards Tent |
English PDF |
GB/T 39190-2020 |
Smart home for internet of things—Design conTent and requirements 物联网智能家居 设计内容及要求 |
China National Standards Tent |
English PDF |
GB/T 34609.2-2020 |
Method for chemical analysis of rhodium compounds—Part 2: Determination of silver,gold,platinum...potassium,chromium and silicon conTents—Inductively coupled plasma atomic emission spectrometry 铑化合物化学分析方法 第2部分:银、金、铂、钯、铱、钌、铅、镍、铜、铁、锡、锌、镁、锰、铝、钙、钠、钾、铬、硅含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 20975.6-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 6: Determination of cadmium conTent 铝及铝合金化学分析方法 第6部分:镉含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.21-2020 |
Methods for chemical analysis of aluminium and aluminium alloy—Part 21: Determination of calcium conTent 铝及铝合金化学分析方法 第21部分:钙含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.17-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 17: Determination of strontium conTent 铝及铝合金化学分析方法 第17部分:锶含量的测定 |
China National Standards Tent |
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 Tent |
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 Tent |
English PDF |
GB/T 11060.8-2020 |
Natural gas—Determination of sulfur compounds—Part 8:Determination of total sulfur conTent by ultraviolet fluorescence method 天然气 含硫化合物的测定 第8部分:用紫外荧光光度法测定总硫含量 |
China National Standards Tent |
English PDF |
GB/T 20975.37-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 37:Determination of niobium conTent 铝及铝合金化学分析方法 第37部分:铌含量的测定 |
China National Standards Tent |
English PDF |
GB/T 223.37-2020 |
Iron, steel and alloy—Determination of nitrogen conTent—Indophenol blue spectrophotometric method after distillation separation 钢铁及合金 氮含量的测定 蒸馏分离靛酚蓝分光光度法 |
China National Standards Tent |
English PDF |
GB/T 20975.4-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 4:Determination of iron conTent 铝及铝合金化学分析方法 第4部分:铁含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.5-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 5:Determination of silicon conTent 铝及铝合金化学分析方法 第5部分:硅含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.7-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 7:Determination of manganese conTent 铝及铝合金化学分析方法 第7部分:锰含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.9-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 9:Determination of lithium conTent—Flame atomic absorption spectrometry 铝及铝合金化学分析方法 第9部分:锂含量的测定 火焰原子吸收光谱法 |
China National Standards Tent |
English PDF |
GB/T 20975.10-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 10:Determination of tin conTent 铝及铝合金化学分析方法 第10部分:锡含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.12-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 12: Determination of titanium conTent 铝及铝合金化学分析方法 第12部分:钛含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.14-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 14:Determination of nickel conTent 铝及铝合金化学分析方法 第14部分:镍含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.16-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 16:Determination of magnesium conTent 铝及铝合金化学分析方法 第16部分:镁含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.18-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 18:Determination of chromium conTent 铝及铝合金化学分析方法 第18部分:铬含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.22-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 22:Determination of beryllium conTent 铝及铝合金化学分析方法 第22部分:铍含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.24-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 24:Determination of total rare earth conTent 铝及铝合金化学分析方法 第24部分:稀土总含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.25-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 25:Determination of elements conTent—Inductively coupled plasma atomic emission spectrometric method 铝及铝合金化学分析方法 第25部分:元素含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 20975.35-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 35:Determination of tungsten conTent—Thiocyanate spectrophotometric method 铝及铝合金化学分析方法 第35部分:钨含量的测定 硫氰酸盐分光光度法 |
China National Standards Tent |
English PDF |
GB/T 20975.36-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 36:Determination of silver conTent—Flame atomic absorption spectrometry 铝及铝合金化学分析方法 第36部分:银含量的测定 火焰原子吸收光谱法 |
China National Standards Tent |
English PDF |
GB/T 17360-2020 |
Microbeam analysis—Method of quantitative determination for low conTents of silicon and manganese in steels using electron probe microanalyzer 微束分析 钢中低含量硅、锰的电子探针定量分析方法 |
China National Standards Tent |
English PDF |
GB/T 38939-2020 |
Nickel-based alloy—Determination of multi-element conTents—Spark discharge atomic emission spectrometric method(routine method) 镍基合金 多元素含量的测定 火花放电原子发射光谱分析法(常规法) |
China National Standards Tent |
English PDF |
GB/T 38829-2020 |
Technical requirements for IPTV media delivery system—ConTent access IPTV媒体交付系统技术要求 内容接入 |
China National Standards Tent |
English PDF |
GB/T 38812.3-2020 |
Direct reduced iron—Determination of silicon, manganese, phosphorus, vanadium, titanium, copper, aluminum, arsenic, magnesium, calcium, potassium and sodium conTent—Inductively coupled plasma atomic emission spectrometric method 直接还原铁 硅、锰、磷、钒、钛、铜、铝、砷、镁、钙、钾、钠含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 38812.2-2020 |
Direct reduced iron—Determination of metallic iron conTent—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards Tent |
English PDF |
GB/T 38812.1-2020 |
Direct reduced iron—Determination of iron(Ⅱ) conTent—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 亚铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards Tent |
English PDF |
GB/T 38801-2020 |
Technical requirements for conTent distribution network—Interconnection use cases 内容分发网络技术要求 互联应用场景 |
China National Standards Tent |
English PDF |
GB/T 8454-2020 |
Reduced ilmenite powder for welding rob—Determination of ferrous iron conTent—Potassium dichromate titrimetric method 焊条用还原钛铁矿粉 亚铁含量的测定 重铬酸钾滴定法 |
China National Standards Tent |
English PDF |
GB/T 6730.82-2020 |
Iron ores—Determination of barium conTent—EDTA titrimetric method 铁矿石 钡含量的测定 EDTA滴定法 |
China National Standards Tent |
English PDF |
GB/T 8704.6-2020 |
Ferrovanadium—Determination of silicon conTent—The sulfuric acid dehydration gralimetric method and the silicomolybdic blue photometric method 钒铁 硅含量的测定 硫酸脱水重量法和硅钼蓝分光光度法 |
China National Standards Tent |
English PDF |
GB/T 8704.5-2020 |
Ferrovanadium—Determination of vanadium conTent—The ammonium ferrous sulfate titrimetric method and the potentiometric titrimetric method 钒铁 钒含量的测定 硫酸亚铁铵滴定法和电位滴定法 |
China National Standards Tent |
English PDF |
GB/T 8704.10-2020 |
Ferrovanadium—Determination of silicon, manganese, phosphorus, aluminum, copper, chromium, nickel and titanium conTents— Inductively coupled plasma atomic emission spectrometric method 钒铁 硅、锰、磷、铝、铜、铬、镍、钛含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 5687.12-2020 |
Ferrochromium—Determination of phosphorus, aluminum, titanium, copper, manganese, calcium conTent—Inductively coupled plasma atomic emission spectrometric method 铬铁 磷、铝、钛、铜、锰、钙含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 38744-2020 |
Methods for chemical analysis of synergistic catalysis elements in automotive exhaust catalysis-Determination of cerium, lanthanum, praseodymium, neodymium ,barium and zirconium conTents-Inductively coupled plasma atomic emission spectrometry 机动车尾气净化器中助剂元素化学分析方法 铈、镧、镨、钕、钡、锆含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 38788-2020 |
Technical specification for establishment of porcine pluripoTent stem cells 猪多能干细胞建系技术规范 |
China National Standards Tent |
English PDF |
GB/T 3286.10-2020 |
Methods for chemical analysis of limestone and dolornite一Part 10:Determination of titanium dioxide conTent一Diantipyrylmethane spectrophotometric method 石灰石及白云石化学分析方法 第10部分:二氧化钛含量的测定 二安替吡啉甲烷分光光度法 |
China National Standards Tent |
English PDF |
GB/T 38597-2020 |
Technical requirement for low-volatile-organic-compound-conTent coatings product 低挥发性有机化合物含量涂料产品技术要求 |
China National Standards Tent |
English PDF |
GB/T 38596-2020 |
Determination method of heavy metal conTents in the wastewater during catalyst production 催化剂生产废水中重金属含量的测定 |
China National Standards Tent |
English PDF |
GB/T 38608-2020 |
Method for determination of the volatile organic compounds (VOCs) conTent in the ink 油墨中可挥发性有机化合物(VOCs)含量的测定方法 |
China National Standards Tent |
English PDF |
GB/T 38606-2020 |
Identification system for internet of things—Data conTent identifier 物联网标识体系 数据内容标识符 |
China National Standards Tent |
English PDF |
GB/T 38371.3-2020 |
Specification of digital conTent object storage, reuse and exchange—Part 3: Object conformance examination method 数字内容对象存储、复用与交换规范 第3部分:对象一致性检查方法 |
China National Standards Tent |
English PDF |
GB/T 38371.2-2020 |
Specification of digital conTent object storage, reuse and exchange— Part 2: Object encoding, storage and exchange 数字内容对象存储、复用与交换规范 第2部分:对象封装、存储与交换 |
China National Standards Tent |
English PDF |
GB/T 12729.5-2020 |
Spices and condiments-Determination of extraneous matter conTent 香辛料和调味品 外来物含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20475.5-2020 |
Classification for conTent of harmful elements in coal--Part 5: Fluorine 煤中有害元素含量分级 第5部分:氟 |
China National Standards Tent |
English PDF |
GB/T 4698.10-2020 |
Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 10:Determination of chromium conTent—Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission spectrometry(with vanadium) 海绵钛、钛及钛合金化学分析方法 第10部分:铬量的测定 硫酸亚铁铵滴定法和电感耦合等离子体原子发射光谱法(含钒) |
China National Standards Tent |
English PDF |
GB/T 38513-2020 |
Methods for chemical analysis of niobium hafnium alloys—Determination of hafnium,titanium,zirconium,tungsten,tantalum conTents—Inductively coupled plasma atomic emission spectrometry 铌铪合金化学分析方法 铪、钛、锆、钨、钽等元素的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 38548.6-2020 |
ConTent resources digitization—Part 6:Model of application 内容资源数字化加工 第6部分:应用模式 |
China National Standards Tent |
English PDF |
GB/T 38548.5-2020 |
ConTent resources digitization—Part 5:Quality control 内容资源数字化加工 第5部分:质量控制 |
China National Standards Tent |
English PDF |
GB/T 38548.4-2020 |
ConTent resources digitization—Part 4:Metadata 内容资源数字化加工 第4部分:元数据 |
China National Standards Tent |
English PDF |
GB/T 38548.3-2020 |
ConTent resources digitization—Part 3:Processing specification 内容资源数字化加工 第3部分:加工规格 |
China National Standards Tent |
English PDF |
GB/T 38548.2-2020 |
ConTent resources digitization—Part 2:Method of acquisition 内容资源数字化加工 第2部分:采集方法 |
China National Standards Tent |
English PDF |
GB/T 38548.1-2020 |
ConTent resources digitization—Part 1:Terminology 内容资源数字化加工 第1部分:术语 |
China National Standards Tent |
English PDF |
GB/T 38371.1-2020 |
Specification of digital conTent object storage, reuse and exchange—Part 1: Object model 数字内容对象存储、复用与交换规范 第1部分:对象模型 |
China National Standards Tent |
English PDF |
GB/T 4702.18-2020 |
Chromiun metal—Determination of vanadium conTent—Tantalum reagent trichloromethane extraction spectrophtometry method 金属铬 钒含量的测定 钽试剂三氯甲烷萃取分光光度法 |
China National Standards Tent |
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 Tent |
English PDF |
GB/T 39574-2020 |
Technical requirements for conTent decency of smart terminal 智能终端内容过滤技术要求 |
China National Standards Tent |
English PDF |
GB/T 39573-2020 |
Test method for conTent decency of smart terminal 智能终端内容过滤测试方法 |
China National Standards Tent |
English PDF |
GB/T 39701-2020 |
Limit and test method of ammonium ion conTent in fly ash 粉煤灰中铵离子含量的限量及检验方法 |
China National Standards Tent |
English PDF |
GB/T 39548-2020 |
Determination of reTention rate on thermal resistance of vacuum insulation panels(VIP) in hygrothermal conditions 真空绝热板湿热条件下热阻保留率的测定 |
China National Standards Tent |
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 Tent |
English PDF |
GB/T 15076.7-2020 |
Part 7: Determination of phosphorus conTent in niobium 4-methyl-pentanone- [2] extraction and separation of phosphorus molybdenum blue spectrophotometry and inductively coupled plasma atomic emission spectrometry 钽铌化学分析方法 第7部分:铌中磷量的测定 4-甲基-戊酮-[2]萃取分离磷钼蓝分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 15076.6-2020 |
Methods for chemical analysis of tantalum and niobium--Part 6: Determination of silicon conTent--Inductively coupled plasma atomic emission spectrometry 钽铌化学分析方法 第6部分:硅量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 15076.4-2020 |
Methods for chemical analysis of tantalum and niobium--Part 4: Determination of iron conTent--1, 10-Phenanthroline spectrophotometry 钽铌化学分析方法 第4部分:铁量的测定 1,10—二氮杂菲分光光度法 |
China National Standards Tent |
English PDF |
GB/T 15076.11-2020 |
Methods for chemical analysis of tantalum and niobium--Part 11: Determination of arsenic, antimony, lead, tin and bismuth conTents in niobium--Direct current arc atomic emission spectrometry 钽铌化学分析方法 第11部分:铌中砷、锑、铅、锡和铋量的测定 直流电弧原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 14849.3-2020 |
Methods for chemical analysis of silicon metal--Part 3: Determination of calcium conTent 工业硅化学分析方法 第3部分:钙含量的测定 |
China National Standards Tent |
English PDF |
GB/T 14849.1-2020 |
Methods for chemical analysis of silicon metal--Part 1: Determination of iron conTent 工业硅化学分析方法 第1部分:铁含量的测定 |
China National Standards Tent |
English PDF |
GB/T 13747.4-2020 |
Methods for chemical analysis of zirconium and zirconium alloys--Part 4: Determination of chromium conTent--Diphenylcarbazide spectrophotometry andinductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第4部分:铬量的测定 二苯卡巴肼分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 13747.3-2020 |
Methods for chemical analysis of zirconium and zirconium alloys--Part 3: Determination of nickel conTent--Dimethyglyoxime spectrophotometry andinductively coupled plasma atomic emission spectrometry 锆及锆合金化学分析方法 第3部分:镍量的测定 丁二酮肟分光光度法和电感耦合等离子体原子发射光谱法 |
China National Standards Tent |
English PDF |
GB/T 13747.27-2020 |
Methods for chemical analysis of zirconium and zirconium alloys--Part 27: Determination of trace impurities conTent--Inductively coupled plasma mass spectrometry 锆及锆合金化学分析方法 第27部分:痕量杂质元素的测定 电感耦合等离子体质谱法 |
China National Standards Tent |
English PDF |
GB/T 39229-2020 |
Fertilizers and soil conditioners—Determination of arsenic,cadmium,chromium,lead and mercury conTents 肥料和土壤调理剂 砷、镉、铬、铅、汞含量的测定 |
China National Standards Tent |
English PDF |
GB/T 23349-2020 |
Determination of arsenic,cadmium,chromium,lead and mercury conTents for fertilizers 肥料中砷、镉、铬、铅、汞含量的测定 |
China National Standards Tent |
English PDF |
GB/T 19703-2020 |
In vitro diagnostic medical devices—Measurement of quantities in samples of biological origin—Requirements for certified reference materials and the conTent of supporting documentation 体外诊断医疗器械 生物源性样品中量的测量 有证参考物质及支持文件内容的要求 |
China National Standards Tent |
English PDF |
GB/T 39290-2020 |
Determination the conTent of the aromatic amines in adhesives 胶粘剂中芳香胺含量的测定 |
China National Standards Tent |
English PDF |
GB/T 39285-2020 |
Method for chemical analysis of palladium compounds—Determination of chlorine conTent—Ion chromatography 钯化合物分析方法 氯含量的测定 离子色谱法 |
China National Standards Tent |
English PDF |
GB/T 37363.4-2020 |
Determination of biocides conTent of coating materials—Part 4: Determination of carbendazim content 涂料中生物杀伤剂含量的测定 第4部分:多菌灵含量的测定 |
China National Standards Tent |
English PDF |
GB/T 37363.3-2020 |
Determination of biocides conTent of coating materials—Part 3:Determination of triclosan content 涂料中生物杀伤剂含量的测定 第3部分:三氯生含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.8-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 8:Determination of zinc conTent 铝及铝合金化学分析方法 第8部分:锌含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.34-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 34:Determination of sodium conTent—Flame atomic absorption spectrometric method 铝及铝合金化学分析方法 第34部分:钠含量的测定 火焰原子吸收光谱法 |
China National Standards Tent |
English PDF |
GB/T 20975.33-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 33:Determination of potassium conTent—Flame atomic absorption spectrometric method 铝及铝合金化学分析方法 第33部分:钾含量的测定 火焰原子吸收光谱法 |
China National Standards Tent |
English PDF |
GB/T 20975.32-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 32:Determination of bismuth conTent 铝及铝合金化学分析方法 第32部分:铋含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.20-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 20:Determination of gallium conTent—Butyrhodamine B spectrophotometric method 铝及铝合金化学分析方法 第20部分:镓含量的测定 丁基罗丹明B分光光度法 |
China National Standards Tent |
English PDF |
GB/T 20975.19-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 19:Determination of zirconium conTent 铝及铝合金化学分析方法 第19部分:锆含量的测定 |
China National Standards Tent |
English PDF |
GB/T 20975.15-2020 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 15:Determination of boron conTent 铝及铝合金化学分析方法 第15部分:硼含量的测定 |
China National Standards Tent |
English PDF |
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