Purposes: the use of industrial-grade ammonium chloride is mainly used for batteries, electroplating, dyeing, casting, medicine, APPEARANCE ... CRYSTALSANALYSIS standard:GB-2946-92PURITY(NH4Cl CONTENT ON DRY BASIS):≥99.5%MOISTURE: ≤0.4%Fe CONTENT: ≤0.001%REMNANT ... 200g/L,25):4.0-5.8Purposes: the use of industrial-grade ammonium chloride is mainly used for batteries, electroplating, dyeing, casting, ...