Min. Order Reference FOB Price
1 kg US$30.00-45.00 / kg
Product Description
Product Name Diphenhydramine Hydrochloride CAS No. 147-24-0 Chemical formula C17H22ClNO Purity 99% Appearance White crystalline powder Molecular weight 291.82 Diphenhydramine hydrochloride competitively blocks H1receptors, thereby preventing the actions of histamine on bronchial smooth ...