Supplier Page from Cayman Chemical for Promethazine-d3 (hydrochloride) (CRM)
2-Amino-3-(2-chlorobenzoyl)-5-ethylthiophene from Cayman Chemical
Hydrocodone (CRM) from Cayman Chemical
Meperidine-d5 (hydrochloride) (exempt preparation) from Cayman Chemical
N-Benzyl-4-piperidone from Cayman Chemical