Browse Standards
4355+ standards in database
4355 result(s) found
水质 铜的测定 2，9-二甲基-1，10-菲啰啉分光光度法
Water quality--Determination of copper--2，9-dimethy-1，10-phenanthroline spectrophotometric method
水质 锌的测定 双硫腙分光光度法
Water quality--Determination of zinc--Spectrophotometric method with dithizone
水质 镉的测定 双硫腙分光光度法
Water quality--Determination of cadmium--Spectrophotometric method with dithizone
水质 铅的测定 双硫腙分光光度法
Water quality--Determination of lead--Spectrophotometric method with dithizone
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
Water quality--Determination of the total mercury--Potassium permanganate-pootassium peralfate descomposed method--Dithizone spectrophotometric method
水质 六价铬的测定 二苯碳酰二肼分光光度法
Water quality--Determination of chromium(Ⅵ)--1，5 Diphenylcarbohydrazide spectrophotometric method
水质 总铬的测定
Water quality--Determination of total chromium
低压测电器
Low voltage tester
居住区大气中汞卫生标准检验方法 金汞齐富集-原子吸收法
Hygienic determination method of mercury in air of residential areas--Gold amalgamation-atomicabsorption spectrometric method
居住区大气中二氧化硫卫生标准检验方法 四氯汞盐盐酸副玫瑰苯胺分光光度法
Hygienic determination method of sulfur dioxide in air of residential areas--Tetrachloromercurate (TCM)-pararosaniline 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
Hygienic determination method of arsenide in air of residential areas--Silver diethyldithiocarbamate spectrophotometric method
居住区大气中一氧化碳卫生标准检验方法 汞置换法
Hygienic determination method of carbon monoxide in air of residential areas--Method of replacing mercury
工业炉窑烟尘测试方法
Determination of the smoke and dust of industrialkiln and furnace
水质 五氯酚的测定 气相色谱法
Water quality--Determination of pentachlorophenol--Gas chromatography
空气质量 飘尘中苯并(a)芘的测定 乙酰化滤纸层析荧光分光光度法
Air quality--Determination of benzo(a) pyrene in flying bust--Acetylated paper chromatography fluorescence spectrophotometric method
空气质量 二氧化硫的测定 四氯汞盐-盐酸副玫瑰苯胺比色法
Air quality--Determination of sulfur dioxide in ambient air--Tetrachloromercurate(TCM)-pararosaniline method
空气质量 氮氧化物的测定 盐酸萘乙二胺比色法
Air quality--Determination of nitrogen oxides in ambient air--Griess-saltzman method
柴油机稳态排气烟度及测定方法
Diesel engine--Exhaust smoke measurement method at steady state
水质 五氯酚的测定 藏红T分光光度法
Water quality--Determination of pentachlorophenol by safranine-T spectrophotometric method
空气质量 一氧化碳的测定 非分散红外法
Air quality--Determination of carbon monoxide--Non-disperisive infrared spectrometry