Promethazine
8 reference standards and impurities
CAS No: 92-84-2
Cat. No: RR-PMZ-P0803
API Impurities
Promethazine EP Impurity B;Promethazine USP RC B ; Isopromethazine HCl
Promethazine EP Impurity B;Promethazine USP RC B ; Isopromethazine HCl
CAS No: 5568-90-1
Cat. No: RR-PMZ-P0804
API Impurities
Promethazine EP Impurity C;N-Desmethyl Promethazine HCl
Promethazine EP Impurity C;N-Desmethyl Promethazine HCl
CAS No: 60113-77-1
Cat. No: RR-PMZ-P0805
API Impurities
Promethazine EP Impurity D; Promethazine Sulfoxide
Promethazine EP Impurity D; Promethazine Sulfoxide
CAS No: 7640-51-9
Cat. No: RR-PMZ-P0806
CAS No: 81480-39-9
Cat. No: RR-PMZ-P0807
CAS No: 13754-56-8
Cat. No: RR-PMZ-P0808