10026-24-1 10124-43-3 CCRIS 6002 COBALT SULFATE HEPTAHYDRATE Cobalt monosulfate heptahydrate Cobalt(II) sulfate (1:1), heptahydrate Cobalt(II) sulphate heptahydrate Cobaltous sulfate heptahydrate Sulfuric acid, cobalt(2+) salt (1:1), heptahydrate (8CI,9CI)