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Potassium tungstate, 99.8% (puriss.)
Impurities content (weight %) | |
---|---|
Insoluble in water substances | <0.01 |
Sulfates (SO42-) | <0.01 |
Chlorides (Cl-) | <0.01 |
Sodium (Na+) | <0.002 |
Heavy metals (Pb2+) | <0.0005 |