Copper(II)sulfate is used in electroplating and in mining industries. It is used as a dehydrating agent for forming and manipulating acetal groups. In analytical chemistry, it is used in Fehling's solution and Benedict's solution to test for reducing sugars. Also, used to test protein in Biuret test.
Dai, Q.; Zhu, X.; Abbas, S.; Karangwa, E.; Zhang, X.; Xia, S.; Feng, B.; Jia, C. Stable Nanoparticles Prepared by Heating Electrostatic Complexes of Whey Protein Isolate-Dextran Conjugate and Chondroitin Sulfate. J. Agric. Food Chem. 2015, 63 (16), 4179-4189.
Lu, D.; Hossain, D.; Jia, Z.; Monteiro, M. J. One-Pot Orthogonal Copper-Catalyzed Synthesis and Self-Assembly of L-Lysine-Decorated Polymeric Dendrimers. Macromolecules 2015, 48 (6), 1688-1702.
Hazard Statements: H302-H315-H319
Harmful if swallowed. Causes skin irritation. Causes serious eye irritation.
Precautionary Statements: P280a-P305+P351+P338-P301+P312a-P321-P332+P313-P501a
Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Specific treatment (see label). If skin irritation occurs: Get medical advice/attention. Dispose of contents/container in accordance with local/regional/national/international regulations.