Profile: Hwa Sin Biotech Co., Ltd manufactures and supplies high-quality biochemicals, reagents & kits for molecular biology, immunological & proteomics areas of research. The tyrosine phosphatase inhibitor cocktail has broad inhibition of tyrosine protein phosphatases, acid and alkaline phosphatases. It contains sodium vanadate, sodium molybsodium tartrate, and imidazole. The serine/threonine phosphatase inhibitor cocktail has broad inhibition of serine/threonine protein phosphatases and L-isozyme of alkaline phosphatase as well as serine/threonine protein phosphatases such as PP1 & PP2A. Contains microcystin LR and cantharidin.