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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 18115.6-2023 |
Methods for chemical analysis of rare earth impurities in rare earth metals and their oxides - Part 6: Determination of the amounts of lanthanum, cerium, praseodymium, neodymium, samarium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yttrium in europium {译} 稀土金属及其氧化物中稀土杂质化学分析方法 第6部分：铕中镧、铈、镨、钕、钐、钆、铽、镝、钬、铒、铥、镱、镥和钇量的测定 |
China National Standards amounts |
 English PDF |
| GB/T 3394-2023 |
Determination of trace amounts of carbon monoxide, carbon dioxide and acetylene in ethylene and propylene for industrial use - Gas chromatography {译} 工业用乙烯、丙烯中微量一氧化碳、二氧化碳和乙炔的测定 气相色谱法 |
China National Standards amounts |
English PDF |
| GB 31604.49-2023 |
National Food Safety Standards Food Contact Materials and Products Determination of Multi-Elements and Determination of Multi-Element Migration amounts {译} 食品安全国家标准 食品接触材料及制品 多元素的测定和多元素迁移量的测定 |
China National Standards amounts |
English PDF |
| GB 31604.58-2023 |
National Food Safety Standards Food Contact Materials and Products Determination of Migration amounts of 9 Antioxidants {译} 食品安全国家标准 食品接触材料及制品 9种抗氧化剂迁移量的测定 |
China National Standards amounts |
English PDF |
| GB/T 6324.12-2023 |
Test methods for organic chemical products Part 12: Determination of trace amounts of mercury in organic liquid chemical products Atomic fluorescence method {译} 有机化工产品试验方法 第12部分：有机液体化工产品微量汞的测定 原子荧光法 |
China National Standards amounts |
English PDF |
| GB 31604.44-2016 |
National Food Safety Standard-Food contact materials and products-Determination of migration amounts of ethylene glycol and diethylene glycol 食品安全国家标准 食品接触材料及制品 乙二醇和二甘醇迁移量的测定 |
China National Standards amounts |
English PDF |
| GB/T 28191-2011 |
Surface active agents - Detergents - Anionic active matter stable to acid hydrolysis - Determination of trace amounts 表面活性剂 洗涤剂 对酸解稳定的阴离子活性物 痕量的测定 |
China National Standards amounts |
English PDF |
| GB/T 7376-2008 |
Determination of micro-amounts of water in industrial Fluorinated alkane 工业用氟代烷烃中微量水分的测定 |
China National Standards amounts |
English PDF |
| GB/T 11900-1989 |
Water quality--Determination of trace amounts of arsenic--Spectrophotometric method with silver salt 水质 痕量砷的测定 硼氢化钾-硝酸银分光光度法 |
China National Standards amounts |
English PDF |
| GB/T 10267.2-1988 |
Method for analysis of calcium metal--The determination of micro-amounts of silicon by photometric method 金属钙分析方法 微量硅的光度法测定 |
China National Standards amounts |
English PDF |
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