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1282+ standards in database
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铬矿石和铬精矿 铝含量的测定 络合滴定法
Chromium ores and concentrates - Determination of aluminium content - Complexometric method
铬矿石和铬精矿 化学分析方法 通则
Chromium ores and concentrates - Methods of chemical analysis - General instruction
铬矿石和铬精矿 硅含量的测定 分光光度法和重量法
Chromium ores and concentrates - Determination of silicon content - Spectrophotometric method and gravimetric method
铬矿石 全铁含量的测定 还原滴定法
Chromium ores - Determination of total iron content - Titrimetric method after reduction
铬矿石 磷含量的测定 还原磷钼酸盐分光光度法
Chromium ores - Determination of phosphorus content - Reduced molybdophosphate photometric method
铬矿石 钙和镁含量的测定 EDTA滴定法
Chromium ores - Determination of calcium and magnesium contents - EDTA titrimetric method
铬矿石 分析样品中湿存水的测定 重量法
Chromium ores - Determination of hygroscopic moisture content in analytical samples - Gravimetric method
铬矿石 镁、铝、硅、钙、钛、钒、铬、锰、铁和镍含量的测定 波长色散X射线荧光光谱法
Chrome ores - Determination of magnesium, aluminum, silicon, calcium, titanium, vanadium, chrome, manganese, iron and nickel content - Wavelength dispersive X-ray fluorescence spectrometric method
铬矿石和铬精矿 钙含量的测定 火焰原子吸收光谱法
Chromium ores and concentrates - Determination of calcium contents - Flame atomic absorption spectrometric method
铬矿石 硫含量的测定 燃烧-中和滴定法、燃烧-碘酸钾滴定法和燃烧-红外线吸收法
Chromium ores - Determination of sulfur content - Combustion-neutralization titration method, combustion-potassium iodate titration method and combustion-infrared absorption method
铬矿石 交货批水分的测定
Chromium ores - Determination of moisture of lots
液压支架型式、参数及型号编制
Type and specification and model number of powered support
矿用圆环链驱动链轮
Mining-Drive sprocket for chains (round link)
高炉和直接还原用铁矿石 转鼓和耐磨指数的测定
Iron ores for blast furnace and direct reduction feedstocks - Determination of the tumble and abrasion indices
高炉用铁矿石 荷重还原性的测定
Iron ores for blast furnace feedstocks - Determination of reduction under load
高炉用铁矿石 用还原速率表示的还原性的测定
Iron ores for blast furnace feedstocks - Determination of the reducibility by the rate of reduction index
家庭用煤及炉具试验方法
Test method for household coal and stoves
煤层气井注入/压降试井方法
The method of injection/falloff well test for coalbed methane well
铁矿石 灼烧减量的测定 重量法
Iron ores - Determination of loss on ignition - Gravimetric method
铁矿石 砷含量的测定 氢化物发生原子吸收光谱法
Iron ores - Determination of arsenic content - Hydride generation atomic absorption spectrometric method