kobalt ii sulphat 7hydrat rein 100g warchem Arzneiextrakte Education: Used in chemistry practicals

Education: Used in chemistry practicals for aldehyde reactions

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kobalt ii sulphat 7hydrat rein 100g warchem Arzneiextrakte Education: Used in chemistry practicalsName (English): Cobalt(II) sulfate heptahydrate Synonyms: Cobalt sulfate heptahydrate Species: pure Chemical formula: CoSO x 7HO Molar mass: 281. 1 g mol EC no: 233 334 2 CAS number: 10026 24 1 Quality parameters TESTED VALUE STANDARD Content min. 98. 5% Chlorides (Cl) max. 0. 01% Zinc (Zn) max. 0. 01% Nickel (Ni) max. 0. 1% Lead (Pb) max. 0. 005% Iron (Fe) max. 0. 005% Water insoluble substances max. 0. 01% External appearance reddish brown powder or