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GB/T 7469-1987
Water quality--Determination of the total mercury--Potassium permanganate-pootassium peralfate descomposed method--Dithizone spectrophotometric method
水质 总汞的测定 高锰酸钾-过硫酸钾消解法 双硫腙分光光度法 - 英文版
GB/T 6730.36-1986
Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of copper content
铁矿石化学分析方法 原子吸收分光光度法测定铜量 - 英文版
GB/T 6525-1986
Sintered metal materials--Determinationof compression strength at room temperature
烧结金属材料室温压缩强度的测定 - 英文版
GB/T 5124.4-1985
Methods for chemical analysis of hardmetals--The photometric peroxide method for the determination of titanium content
硬质合金化学分析方法 过氧化物光度法测定钛量 - 英文版
GB/T 4702.10-1985
Methods for chemical analysis of chromium metal--The cupral spectrophotometric method for the determination of copper content
金属铬化学分析方法 铜试剂分光光度法测定铜量 - 英文版
GB/T 4333.1-1984
Methods for chemical analysis of ferrosilicon--The perchloric acid dehydration-gravimetric method for the determination of silicon content
硅铁化学分析方法 高氯酸脱水重量法测定硅量 - 英文版
GB/T 3850-1983
Impermeable sintered metal materials and hardmetals--Determination of density
致密烧结金属材料与硬质合金密度测定方法 - 英文版
GB/T 3654.1-1983
Methods for chemical analysis of ferroniobium--The paper chromatograph-gravimetric method for the determination of niobium and tantalum content
铌铁化学分析方法 纸上色层分离重量法测定铌、钽量 - 英文版
GB/T 505-1965
Determination of mercaptan-sulfur in engine fuels (ammonia-copper sulfate method)
发动机燃料硫醇性硫含量测定法 (氨-硫酸铜法) - 英文版

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