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10124 43 311/19/2023 Upon inhalation of salts, there is some evidence for carcinogenicity. Rarely have poisonings resulted from cobalt compounds. b) if required by article 37(4) of REACH, downstream users. Health issuesĬobalt is essential for most higher forms of life, but more than a few milligrams each day is harmful. 3 to demonstrate that all occupational exposures is reference level, and. ![]() For these purposes, the cobalt sulfate is produced by treating cobalt oxide with sulfuric acid. Cobalt(II) sulfate is used in storage batteries and electroplating baths, sympathetic inks, and as an additive to soils and animal feeds. Cobalt pigment is used in porcelains and glass. Hydrated cobalt(II) sulfate is used in the preparation of pigments, as well as in the manufacture of other cobalt salts. ![]() UsesĬobalt is obtained from ores via the sulfate in many cases. The hexahydrate is a metal aquo complex consisting of octahedral 2+ ions associated with sulfate anions. It forms by the reaction of metallic cobalt, its oxide, hydroxide, or carbonate with aqueous sulfuric acid. It is soluble in water, slightly soluble in ethanol, and especially soluble in methanol.
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