Browse Standards
1391+ standards in database
1391 result(s) found
洗选设备 系列型谱
Serial type of mineral processing equipment
褐煤蜡测定方法
Analysis of lignite wax
风筒涂覆布
Coated fabrics for air duct
煤自燃倾向性色谱吸氧鉴定法
Method for identifying tendency of coal to spontaneous combustion by oxygen absorption with chromatograph
风筒漏风率和风阻的测定方法
Determination of leakage rate and specific resistance for air duct
锰矿石 铝含量的测定 EDTA滴定法
Manganese ores-Determination of aluminium content-EDTA titrimetric method
矿井提升机和矿用提升绞车 安全要求
Mine hoists and mine winders Safety requirements
萤石 铁含量的测定 邻二氮杂菲分光光度法
Fluorspar―Determination of iron content―1,10-phenanthroline spectrophotometric method
萤石 氟化钙含量的测定
Fluorspar―Determination of calcium fluoride content
萤石 105℃质损量的测定 重量法
Fluorspar―Determination of loss in mass at 105℃―Gravimetric method
萤石 总硫含量的测定 燃烧碘量法
Fluorspar―Determination of total sulfur content―The iodometric method after combustion
萤石 硫化物含量的测定 碘量法
Fluorspar―Determination of sulfide content―Iodometric method
萤石 二氧化硅含量的测定
Fluorspar―Determination of silicon dioxide content
萤石 磷含量的测定
Fluorspar―Determination of phosphorus content
铅精矿化学分析方法 铅量的测定 酸溶解-EDTA滴定法
Methods for chemical analysis of lead concentrates―Determination of lead content―EDTA titration method after acid digestion
铅精矿化学分析方法 铅量的测定 硫酸铅沉淀―EDTA返滴定法
Methods for chemical analysis of lead concentrates―Determination of lead content―Back titration of EDTA after precipitation of lead sulfate
铅精矿化学分析方法 银量和金量的测定 铅析或灰吹火试金和火焰原子吸收光谱法
Methods for chemical analysis of lead concentrates―Determination of silver and gold content―Fire assay and flame atomic absorption spectrometric method using scorification or cupellation
铅精矿化学分析方法 三氧化二铝量的测定 铬天青S分光光度法
Methods for chemical analysis of lead concentrates―Determination of aluminium(III)oxide content―Chromazurol S spectrophotometric method
锡精矿化学分析方法 汞量的测定 冷原子吸收光谱法
Methods for chemical analysis of tin concentrates―Determination of mercury content―The cold vapor atomic absorption spectrometric method
锡精矿化学分析方法 银量的测定 火焰原子吸收光谱法
Methods for chemical analysis of tin concentrates―Determination of silver content―Flame atomic absoption spectrometric method