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[Know Tungsten] Appearance Quality Standard for Ammonium Metatungstate

作者： 發(fā)布日期： 136

According to 'GB/T 26033-2010 Ammonium Metatungstate', the appearance quality standard for ammonium metatungstate is that the product appears as a white powder or light yellow crystals, with no visible foreign matter or lumps upon visual inspection.

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