China CAS 58-33-3 Promethazine Hydrochloride / Promethazine HCl 99%, Find details about China 58-33-3, CAS58-33-3 from CAS 58-33-3 Promethazine Hydrochloride / Promethazine HCl 99%
CAS 58-33-3 Promethazine Hydrochloride / Promethazine HCl 99%
What is promethazine hydrochloride ?