GB/T 6730.38-2017
铁矿石 钴含量的测定 亚硝基-R盐分光光度法
Iron ores—Determination of cobalt content—Nltroso-R salt spectrophotometric method
- 实施日期
- 2018-06-01
- ICS 分类
- 73.060.10
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 193 条
GB/T 6730.38-2017
Iron ores—Determination of cobalt content—Nltroso-R salt spectrophotometric method
GB/T 6730.37-2017
Iron ores—Determination of cobalt content—4-[(5-chloro-2-pyridyl)azo]-1,3-diamino-benzene spectrophotometric method
GB/T 6730.34-2017
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
GB/T 6730.31-2017
Iron ores—Determination of vanadium—N-benzoyl-N-phenylhydroxylamine extraction spectrophotometric method
GB/T 6730.30-2017
Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method
GB/T 6730.26-2017
Iron ores—Determination of fluorine content—Thorium nitrate titrimetric method
GB/T 34214-2017
Iron ores—Determination of weight of free water
GB/T 34211-2017
Iron ores—Method for determination of iron reduction softening drippinger performance under load
GB/T 13241-2017
Iron ores—Determination of reducibility
GB/T 6730.27-2017
Iron ores—Determination of fluorine content—Lanthanum-alizarin complexion spectrophotometric method
GB/T 10322.7-2016
Iron ores and direct reduced iron—Determination of size distribution by sieving
GB/T 6730.50-2016
Iron ores—Determination of carbon content—Gas volumetric method
GB/T 10322.5-2016
Iron ores—Determination of the moisture content of a lot
GB/T 6730.29-2016
Iron ores—Determination of barium content—Barium sulfate grarimetric method
GB/T 6730.19-2016
Iron ores—Determination of phosphorus content—Bismuth phosphomolybdate blue spectrophotometric method
GB/T 6730.12-2016
Iron ores—Determination of aluminum content—Chrome azurol S spectrophotometric method
GB/T 6730.22-2016
Iron ores—Determination of titanium content—Diantipyrylmethane spectrophotometric method
GB/T 6730.9-2016
Iron ores—Determination of silicon content—The silicomolybdic blue spectrophotometric method reduced by ammonium ferrous sulfate
GB/T 6730.8-2016
Iron ores—Determination of iron(II) content—Potassium dichromate titrimetric method
GB/T 6730.7-2016
Iron ores—Determination of metallic iron content—Sulfosalicylic acid spectrophotometric method