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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 11066.11-2021 |
Methods for chemical analysis of gold-Part 11:Determination of magnesium，chromium，manganese，iroN，Nickel copper，palladium，silver，tin，antimony，lead and bismuth contents-Inductively coupled plasma mass spectrometry 金化学分析方法 第11部分：镁、铬、锰、铁、镍、铜、钯、银、锡、锑、铅和铋含量的测定 电感耦合等离子体质谱法 |
China National Standards N，N |
 English PDF |
| GB/T 33909-2017 |
Methods for chemical analysis of platinum—Determination of palladium，rhodium，iridium，ruthenium，gold，silver，aluminium，bismuth，chromium，copper，iroN，Nickel，lead，magnesium，manganese，tin，zinc，silicon content—Inductively co 纯铂化学分析方法 钯、铑、铱、钌、金、银、铝、铋、铬、铜、铁、镍、铅、镁、锰、锡、锌、硅量的测定 电感耦合等离子体质谱法 |
China National Standards N，N |
English PDF |
| GB/T 5662-2013 |
End-suction centrifugal pumps(rating 16 bar)—DesignatioN，Nominal duty point and dimensions 轴向吸入离心泵（16bar） 标记、性能和尺寸 |
China National Standards N，N |
English PDF |
| GB/T 23607-2009 |
Methods for chemical analysis of copper anode mud - Determination of arsenic，bismuth，iroN，Nickel，lead，antimony，selenium and tellurium content - Inductively coupled plasma-atomic emission spectrometry 铜阳极泥化学分析方法 砷、铋、铁、镍、铅、锑、硒、碲量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards N，N |
English PDF |
| GB/T 10267.3-2008 |
Method for analysis of calcium metal - Part 3: Direct determination of iroN，Nickel，copper，manganese and magnesium in calcium metal by atomic absorptiom spectrophotometry 金属钙分析方法 第3部分：原子吸收分光光度法直接测定铁、镍、铜、锰、镁 |
China National Standards N，N |
English PDF |
| GB/T 6609.18-2004 |
Chemical analysis methods and determination of physical performanceof alumina--Determination of sulfate content--N，N-dimethyl-P-phenylenediamine spectrophotometric method 氧化铝化学分析方法和物理性能测定方法 N，N-二甲基对苯二胺分光光度法测定硫酸根含量 |
China National Standards N，N |
English PDF |
| GB/T 5009.197-2003 |
Determination of thiamine hydrochloride，pyridoxine hydrochloride，niaciN，Niacinamide and caffeine in health foods 保健食品中盐酸硫胺素、盐酸吡哆醇、烟酸、烟酰胺和咖啡因的测定 |
China National Standards N，N |
English PDF |
| GB/T 5147-2003 |
The classificatioN，Nomenclature and code of fishing gear 渔具分类、命名及代号 |
China National Standards N，N |
English PDF |
| GB/T 17521-1998 |
Chemical reagent--N，N-Dimethylformamide 化学试剂 N，N-二甲基甲酰胺 |
China National Standards N，N |
English PDF |
| GB/T 17089-1997 |
Workplace air--Determination of N，N-dimethylaniline--Solvent desorption gas chromatographic method 车间空气中N，N-二甲基苯胺的溶剂解吸气相色谱测定方法 |
China National Standards N，N |
English PDF |
| GB/T 3182-1995 |
ClassificatioN，Nomenclature and type for pigments 颜料分类、命名和型号 |
China National Standards N，N |
English PDF |
| GB/T 15076.10-1994 |
Methods for chemical analysis of tantalum and niob-ium--Determination of iroN，Nickel，chromium，titan-ium，zirconium， aluminium and manganese contents in niobium 钽铌化学分析方法 铌中铁、镍、铬、钛、锆、铝和锰量的测定 |
China National Standards N，N |
English PDF |
| GB/T 14265-1993 |
General rule of chemical analysis for hydrogen，oxygeN，Nitrogen，carbon and sulfur in metal’s materials 金属材料中氢、氧、氮、碳和硫分析方法通则 |
China National Standards N，N |
English PDF |
| GB/T 13371-1992 |
Determination of copper，iroN，Nickel，magnesium，manganese， zinc and silver in uranium dioxide powders and pellets by atomic absorption spectrophotometry 二氧化铀粉末和芯块中铜、铁、镍、镁、锰、锌、银的测定 原子吸收分光光度法 |
China National Standards N，N |
English PDF |
| GB/T 11898-1989 |
Water quality--Determination of free chlorine and total chlorine--Spectrophotometric method using N，N-diethyl-1，4-phenylenediamine 水质 游离氯和总氯的测定 N，N-二乙基-1，4-苯二胺分光光度法 |
China National Standards N，N |
English PDF |
| GB/T 11897-1989 |
Water quality--Determination of free chlorine and total chlorine--Titrimetric method using N，N-diethyl-1，4-phenylenediamine 水质 游离氯和总氯的测定 N，N-二乙基-1，4-苯二胺滴定法 |
China National Standards N，N |
English PDF |
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