Supplier Page from Cayman Chemical for (±)-threo-4-Methylmethylphenidate (hydrochloride)
3-Methylmethcathinone (hydrochloride) (exempt preparation) from Cayman Chemical
Butyryl fentanyl (hydrochloride) (CRM) from Cayman Chemical
Mitragynine from Cayman Chemical
Tizanidine (hydrochloride) from Cayman Chemical