WEB硫酸铜 anhydrous, powder, ≥99.99% trace metals basis; CAS Number: 7758-98-7; EC Number: 231-847-6; Synonyms: Cupric sulfate; Linear Formula: CuSO4; find Sigma-Aldrich-451657 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich.