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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 42241-2022 |
Determination of the Purity of [60]/[70]Fullerenes in Nanotechnology High Performance Liquid Chromatography {译} 纳米技术 [60]/[70]富勒烯纯度的测定 高效液相色谱法 |
China National Standards Determination the Purity |
 English PDF |
| GB/T 12690.18-2017 |
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides— Part 18: Determination of zirconium content 稀土金属及其氧化物中非稀土杂质化学分析方法 第18部分：锆量的测定 |
China National Standards Determination the Purity |
English PDF |
| GB/T 12690.6-2017 |
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 6: Determination of iron content—Kslium thiocyanate, 1,10-Phenanthroline spectrophotometric method 稀土金属及其氧化物中非稀土杂质化学分析方法 第6部分：铁量的测定 硫氰酸钾、1,10-二氮杂菲分光光度法 |
China National Standards Determination the Purity |
English PDF |
| GB/T 34223-2017 |
Determination of the purity of ribonuclease and desoxyribonuclease 核糖核酸酶和脱氧核糖核酸酶纯度检测方法 |
China National Standards Determination the Purity |
English PDF |
| GB/T 12690.3-2015 |
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 3: Determination of water content of rare earth oxides—Gravimetric method 稀土金属及其氧化物中非稀土杂质化学分析方法 第3部分：稀土氧化物中水分量的测定 重量法 |
China National Standards Determination the Purity |
English PDF |
| GB/T 12690.2-2015 |
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 2: Determination of ignition loss content of rare earth oxides—Gravimetric method 稀土金属及其氧化物中非稀土杂质化学分析方法 第2部分：稀土氧化物中灼减量的测定 重量法 |
China National Standards Determination the Purity |
English PDF |
| GB/T 12690.1-2015 |
Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 1: Determination of carbon and sulfur contents—High frequency-infrared absorption method 稀土金属及其氧化物中非稀土杂质化学分析方法 第1部分：碳、硫量的测定 高频-红外吸收法 |
China National Standards Determination the Purity |
English PDF |
| GB/T 30903-2014 |
Inorganic chemicals for industrial use―The determination of impurity element―Inductively coupled plasma mass spectrometry(ICP-MS) 无机化工产品 杂质元素的测定 电感耦合等离子体质谱法(ICP-MS) |
China National Standards Determination the Purity |
English PDF |
| GB/T 30902-2014 |
Inorganic chemicals for industrial use―The determination of impurity element―Inductively coupled plasma optical emission spectrometry(ICP―OES) 无机化工产品 杂质元素的测定 电感耦合等离子体发射光谱法(ICP-OES) |
China National Standards Determination the Purity |
English PDF |
| GB 5413.30-2010 |
National Food Safety Standard-Milk and dairy products - Determination of the degree of impurity 食品安全国家标准 乳和乳制品杂质度的测定 |
China National Standards Determination the Purity |
English PDF |
| GB/T 23364.6-2009 |
Methods for chemical analysis of high purity indium oxide - Part 6: Determination of the loss on ignition - Gravimetric analysis 高纯氧化铟化学分析方法 第6部分：灼减量的测定 称量法 |
China National Standards Determination the Purity |
English PDF |
| GB/T 23362.6-2009 |
Methods for chemical analysis of high purity indium hydroxide - Part 6: Determination of the loss on ignition - Gravimetric analysis 高纯氢氧化铟化学分析方法 第6部分：灼减量的测定 称量法 |
China National Standards Determination the Purity |
English PDF |
| GB/T 5493-2008 |
Inspection of grain and oils - Determination of type purity and their mixture 粮油检验 类型及互混检验 |
China National Standards Determination the Purity |
English PDF |
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