Workplace air - determination of arsine - silver diethyl dithiocarbamate spectrophotometric method 车间空气中砷化氢的二乙氨基二硫代甲酸银分光光度测定方法
Determination of vanadium by spectrophotometry with 2 - tetrazolylazo - 5 - diethylamino - benzoic acid as a color reagent 二乙氨基苯甲酸的合成及光度法测定钒
Spectrophotometric determination of cobalt in crude oil and cobalt naphthenate with 2 - 5 - bromo - 2 - pyridylazo - 5 - diethylaminophenol 二乙氨基苯酚分光光度法测定原油及环烷酸钴中钴
Workplace air - determination of arsenic trioxide and pentoxide - silver diethyl dithiocarbamate spectrophotometric method 车间空气中三氧化二砷及五氧化二砷的二乙氨基二硫代甲酸银分光光度测定方法
Hygienic determination method of arsenide in air of residential areas - silver dithyldithiocarbamate spectrophotometric method 居住区大气中砷化物卫生标准检验方法二乙氨基二硫代甲酸银分光光度法