Search results for keyword: naphthylamine
HG/T3388-1999 naphthylamine and other 4 chemical industry standard amendments
，文章讨论的是HG/T3388-1999萘胺等4项化工行业标准的修改情况，
HG/T3388-1999 is a standard of industrial grade naphthalene, which was issued by the Ministry of Chemical Industry of China in 1999. This standard has been revised several times in the past twenty years. Recently, it has been amended to b......
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