... Ammonium sulfate White crystal Purity: N:21.0% CASNO:7783-202 Alias:ammonium sulfate, ammonium sulphate,sulfuric acid, Ammonium ... 31022100Alias: ammonium sulfate, ammonium sulphate, sulfuric acid, diammonium salt, diammonium sulfateProperties: White or off-white granule, easily ... tools.IndexPremium gradeFirst gradeConforming productAppearanceWhite or off-white granule crystalN content (dry basis)% ≥21 ...