Browse Standards

车间空气中氰化氢及氢氰酸盐的异菸酸钠-巴比妥酸钠分光光度测定方法

Workplace air--Determination of hydrogen cyanide and cyanides--Sodium isonicotinate-sodium barbiturate spectrophotometric method

车间空气中氧化氮的盐酸萘乙二胺分光光度测定方法

Workplace air--Determination of nitrogen oxides--Naphthyl ethylenediamine dihydrochloride spectrophotometric method

车间空气中氨的纳氏试剂分光光度测定方法

Workplace air--Determination ofammonia--Nessler’s reagent spectrophotometric method

车间空气中氟化氢及氟化物的离子选择电极测定方法

Workplace air--Determination of hydrogen fluoride and fluorides--Ion selective electrode method

车间空气中氯的甲基橙分光光度测定方法

Workplace air--Determination of chlorine--Methyl orange spectrophotometric method

车间空气中二硫化碳的二乙胺分光光度测定方法

Workplace air--Determination of carbon disulfide--Diethylamine spectrophotometric method

车间空气中硫化氢的硝酸银比色测定方法

Workplace air--Determination of hydrogen sulfide--Colorimetric method

车间空气中硫酸及三氧化硫的氯化钡比浊测定方法

Workplace air--Determination of sulfuric acid and sulfur trioxide--Barium chloride turbidimetric method

车间空气中二氧化硫的盐酸副玫瑰苯胺分光光度测定方法

Workplace air--Determination of sulfur dioxide--Pararo-saniline hydrochloride spectrophotometric method

车间空气中臭氧的丁子香酚-盐酸副玫瑰苯胺分光光度测定方法

Workplace air--Determination of ozone--Eugenol-pararo-saniline hydrochloride spectrophotometric method

车间空气中铍的桑色素荧光光度测定方法

Workplace air--Determination of beryllium Morin fluorescent spectrophotometric method

车间空气中钴及其化合物的火焰原子吸收光谱测定方法

Workplace air--Determination of cobalt and its compounds--Flame atomic absorption spectrophotometric method

车间空气中三氧化铬的火焰原子吸收光谱测定方法

Workplace air--Determination of chromium trioxide--Flame atomic absorption spectrophotometric method

车间空气中三氧化铬、铬酸盐、重铬酸盐的二苯碳酰二肼分光光度测定方法

Workplace air--Determination of chromium trioxide，chromates and dichromates--Diphenylcarbazide spectrophotometric method

车间空气中锰及其化合物的火焰原子吸收光谱测定方法

Workplace air--Determination of manganese and its compounds--Flame atomic absorption spectrophotometric method

车间空气中锰及其化合物的磷酸-高碘酸钾分光光度测定方法

Workplace air--Determination of manganese and its compounds--Phosphoric acid-potassium periodate spectrophotometric method

车间空气中氧化镉的火焰原子吸收光谱测定方法

Workplace air--Determination of cadmium oxide--Flame atomic absorption spectrophotometric method

车间空气中氧化锌的火焰原子吸收光谱测定方法

Workplace air--Determination of zinc oxide--Flame atomic absorption spectrophotometric method

车间空气中汞的双硫腙分光光度测定方法

Workplace air--Determination of mercury--Dithizone spectrophotometric method

车间空气中汞的冷原子吸收光谱测定方法

Workplace air--Determination of mercury--Flameless atomic absorption spectrophotometric method