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 Ammonium Chloride
Item  Pharmaceutical Grade Battery Grande 
Purity 99.5% Min 99.0% Min
Moisture 0.5% Max sand-like 0.7% Max
crystalline 3.5% Max
Fe  0.0005% Max  0.001% Max
Sulfate(SO42- 0.02% Max
Burnt loss 0.10% Max /
Heavy Metal(Pb) 0.0005% Max  /
Ph value 4.0-6.0 4.0-5.8
As 0.0001% Max  /
Zinc slab corrosion Qualitative test without blackening in fluid
Quantitative test (mg/g·10h) 2.5 Max
 
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