We are offering diphenhydramine hydrochloride 147-24-0category: pharmaceutical chemicals; antiallergy; anti anaphylaxis agentspecifications: pharmaceutical grade 99.0%mincas no: 147-24-0formula: c17h22clnomolar mass: 291.82einecs no: 205-687-2appearance: white or almost-white crystalline powder. Odorless with a bitter numbing tastemelting point: 168-172 centigradedissolved: water soluble. Aqueous solutions are acidic. Application: h1-histamine receptor antagonist. Antihistaminic; sedative, hypnotic; can eliminate all kinds of allergy symptomspackage: 25kg cardboard drum** *
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