Browse Standards
1282+ standards in database
1282 result(s) found
锰矿石 硅含量的测定 高氯酸脱水重量法
Manganese ores - Determination of silicon content - Perchloric acid dehydration gravimetric method
锰矿石 有效氧含量的测定 重铬酸钾滴定法
Manganese Ores - Determination of active oxygen content - Potassium dichromate titrimetric method
煤的落下强度测定方法
Determination of shatter indices of coal
锰矿石 砷含量的测定 二乙氨基二硫代甲酸银分光光度法
Manganese ores - Determination of arsenic content - Silver diethyldithiocarbamate spectrophotometric method
锰矿石 钙和镁含量的测定 火焰原子吸收光谱法
Manganese ores - Determination of calcium and magnesium contents -Flame atomic absorption spectrometric method
煤中有害元素含量分级 第2部分：氯
Classification for content of harmful elements in coal - Part 2：chlorine
煤中有害元素含量分级 第1部分：磷
Classification for content of harmful elements in coal - Part 1：phosphorus
煤炭产品品种和等级划分
Division of variety and grading for coal products
铁矿石 砷含量的测定 蒸馏分离-砷钼蓝分光光度法
Iron ores - Determination of arsenic content - Arseno-molybdenum blue spectrophotometric method after the distillation separation
铁矿石 磷含量的测定 钼蓝分光光度法
Iron ores - Determination of phosphorus content - Molybdenum blue spectrophotometric method
铁矿石 硅含量的测定 硫酸亚铁铵还原-硅钼蓝分光光度法
Iron ores - Determination of silicon contents - The silicomolybdic blue spectrophotometric method reduce by ammonium ferrous sulfate
铁矿石 砷含量的测定 砷化氢分离-砷钼蓝分光光度法
Iron ores - Determination of arsenic content - Arseno-molybdenum blue spectrophotometric method after hydrogen arsenide separation
铁矿石 稀土总量的测定 草酸盐重量法
Iron ores - Determination of total rare earth contents - Oxalate gravimetric method
铁矿石 稀土总量的测定 萃取分离-偶氮氯膦mA分光光度法
Iron ores - Determination of total rare earth contents - Chlorophosphonazo mA spectrophotometric method
铁矿石 钛含量的测定 硫酸铁铵滴定法
Iron ores - Determination of titanium content - The ferric ammonium sulfate titrimetric method
铁矿石和直接还原铁 术语
Iron ores and direct reduced iron - Vocabulary
非金属垫片材料分类体系及试验方法 第9部分: 软木垫片材料胶结物耐久性试验方法
Classification system and test methods for nonmetallic gasket materials - Part 9: Standard test method for binder durability of cork composition gasket materials
非金属垫片材料分类体系及试验方法 第8部分: 非金属垫片材料柔软性试验方法
Classification system and test methods for nonmetallic gasket materials - Part 8: Standard test method for flexibility of non-metallic gasket materials
非金属垫片材料分类体系及试验方法 第7部分: 非金属垫片材料拉伸强度试验方法
Classification system and test methods for nonmetallic gasket materials - Part 7: Standard test methods for tension testing of nonmetallic gasket materials
非金属垫片材料分类体系及试验方法 第6部分: 垫片材料与金属表面粘附性试验方法
Classification system and test methods for nonmetallic gasket materials - Part 6: Standard test method for adhesion of gasket materials to metal surfaces