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POTASSIUM SULPHATE Extra Pure

HomeLaboratory ChemicalsInorganic Salts
SYNONYMS :  SULPHATE OF POTASH, ARCANITE
 
Article No. 05451
Grade Extra Pure
Purity 99%
CAS No. 7778-80-5
Molecular Formula K2SO4
Molecular Weight 174.27
H.S. Code 3104.3000
Shelf Life 5 Years

 
Confirms to BP, USP
 
Specifications
Appearance White crystalline powder
Assay (acidimetric) 99 - 101%
pH (5% solution) 5.5 - 8.5
Identity Passes test
Appearane of solution Passes test
Acidity or alkalinity Passes test
Chloride (Cl) Max 0.004%
Heavy metals (as Pb) Max 0.001%
Iron (Fe) Max 0.001%
Arsenic (As) Max 0.0002%
Magnesium (Mg) Max 0.002%
Calcium (Ca) Max 0.02%
Sodium (Na)
Max 0.05%
Loss on drying (at 105 deg C) Max 1%
Packings
00500    500 g
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05000    5000 g
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0025K    25 Kg
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0050K    50 Kg
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500ml
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Safety Information and Hazard Symbols
Safety Statement: 22-24/25
 
Revision Date : 13-Dec-2013