Cupric Sulfate Pentahydrate, Reagent A.C.S.
Assay:
98.0-102.0%
CuSO4 · 5H2O
MAXIMUM ALLOWABLE
Insoluble matter:
0.005%
Chloride (Cl):
0.001%
Nitrogen compounds (as N):
0.002%
Calcium (Ca):
0.005%
Iron (Fe):
0.003%
Nickel (Ni):
0.005%
Potassium (K):
0.01%
Sodium (Na):
0.02%
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