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Promethazine HCl
CAS No. : 58-33-3
Chemical Formula : C17H21ClN2S
STD No. : 651P
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Promethazine HCl
CAS No. : 58-33-3
Chemical Formula : C17H21ClN2S
STD No. : 651P
Read More ...Promethazine Impurity 1(Promethazine EP Impurity A)
CAS No. : 92-84-2
Chemical Formula : C12H9NS
STD No. : 6511P
Read More ...Promethazine Impurity 2(Promethazine EP Impurity B)
CAS No. : 5568-90-1
Chemical Formula : C17H21ClN2S
STD No. : 6512P
Read More ...Promethazine Impurity 3(Promethazine EP Impurity C)
CAS No. : 60113-77-1
Chemical Formula : C16H19ClN2S
STD No. : 6513P
Read More ...Promethazine Impurity 4(Promethazine EP Impurity D)
CAS No. : 7640-51-9
Chemical Formula : C17H20N2OS
STD No. : 6514P
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