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Pharmaceutical Grade Ammonium sulfate

 Chemical formula: (NH4)2SO4
        Molecular weight: 132.16
        CAS NO : 7783-20-2 
        Code:31022100
Properties: 
Ammonium sulfate is colorless crystals or white granules, odorless, decomposition if more than 280 ℃, the water solubility: 0 ℃ when 41.22g, 25 ℃ when 43.47g, 100 ℃ when 50.42g; insoluble in ethanol and acetone, 0.1mol / L solution the pH of 5.5. The relative density of 1.77. Refractive index of 1.521. Low toxicity, irritation. 
Specifications, parameter index: 

Index Name Specification AR CP Pharmaceutical Grade
Content [(NH4) 2SO4)] /% ≥99.0 ≥99.0 ≥99.0
PH value (50g / l solution 25 ℃) 4.8-6.0 4.8-6.0 4.8-6.0
Clarity test qualified qualified qualified
Water insoluble matter% ≤0.002 ≤0.01 ≤0.005
Residue on ignition (as sulphate)% ≤0.01 ≤0.05 -
Chloride (CI)% ≤; 0.0005 ≤0.001 ≤0.0005
Nitrate (NO3)% ≤0.001 ≤0.005 -
Phosphate (PO4)% ≤0.0005 ≤0.002 -
Arsenic (As)% ≤0.00002 ≤0.0002 ≤0.00001
Calcium (Ca)% ≤0.005 - -
Iron (Fe)% ≤0.0002 ≤0.0005 ≤0.0001
Heavy Metals (as Pb)% ≤0.0005 ≤0.002 ≤0.0003
Moisture% - -  

Uses: 
Jinxing Ammonium sulfate is widely used in agriculture fertilizer, metallurgy, chemical, pharmaceutical, leather, food fermentation, textile, mineral processing, chemical reagents and other industries. 
Packaging and storage: 
PE film bag lined woven bag, Net wt. 50 ± 0.5kg. Note t storage gently, to be stored in dry and ventilated warehouse, to prevent moisture, sun and rain.

Copyright(C)2016 , Zibo Jinxing Chemical Co., Ltd. All Rights Reserved.
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