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Zinc sulfate heptahydrate, 99.5% (pure p.a.)

ZnSO4 • 7H2O

CAS №: 
7446-20-0
Main substance: 
>99.5%
Reactive Qualification: 
pure p.a.
Molecular mass: 
287,56
in poly bottles
Russian standard: 
GOST 4174-77
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270 rub

270 rub
Product Category: 
Impurities content (weight %)
Insoluble in water substances <0.005
Nitrates (NO3-) <0.001
Chlorides (Cl-) <0.001
Ammonium salts (NH4+) <0.005
Iron (Fe2+) <0.001
Manganese (Mn2+) <0.001
Copper (Cu2+) <0.001
Arsenic (As3+) <0.0001
Sodium + Calcium (Na+ + Ca2+) <0.03
Heavy metals (Pb2+) <0.002
pH of 5% water solution 4,4 - 6,0