Ammonium sulfate

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Ammonium sulfate
Posting date : Mar 18, 2013
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28-
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Property: white or off-white granule,soluble in water,solution is acidic,Insoluble in alcohol, acetone and ammonia. Release of ammonia when mixed with alkali and easy deliquescence. Use:Chemical industry as hydrogen peroxide, ammonium alum and ammonium chloride production as raw materials, welding industry as a welding flux, the textile industry as a fire retardant fabric. Plating bath additives for the electroplating industry. Item Industrial grade Nitrogen (N) content (dry basis) % ≥ 21.0 Moisture(H2O) % ≥ 0.5 Free acid(H2SO4) % ≥ 0.08 Iron(Fe) % ≥ 0.007 Arsenic(As) % ≥ 0.00005 Heavy metal(Pb) % ≥ 0.005 Water insoluble % ≥ 0.05

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