GB/T 12374-1990 standards english version

NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

GB/T 12374-1990

Standard method for examination of nitrate in air of residential areas--Reduction of the cadmium column--Spectrophotometry of N-(1-naphthyl) ethylene diaminehydrochloride

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The Standardization Administration of the People's Republic of China

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GB Standard Code	GB/T 12374-1990
Standard Category	China National Standards
GB Standard English Title	Standard method for examination of nitrate in air of residential areas--Reduction of the cadmium column--Spectrophotometry of N-(1-naphthyl) ethylene diaminehydrochloride
GB Standard Chinese Title	居住区大气中硝酸盐检验标准方法镉柱还原-盐酸萘乙二胺分光光度法
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