Supplier Page from Cayman Chemical for Heroin-d9
(±)-Norpseudoephedrine (hydrochloride) from Cayman Chemical
4-fluoro MDMB-BUTINACA butanoic acid metabolite-d4 from Cayman Chemical
Butyryl fentanyl (hydrochloride) (CRM) from Cayman Chemical
Meperidine-d5 (hydrochloride) (exempt preparation) from Cayman Chemical