Supplier Page from Cayman Chemical for (±)-threo-4-Methylmethylphenidate (hydrochloride)
3-Methylmethcathinone (hydrochloride) (exempt preparation) from Cayman Chemical
Desmethylclotiazepam from Cayman Chemical
Meperidine-d5 (hydrochloride) (exempt preparation) from Cayman Chemical
Senecioyl fentanyl from Cayman Chemical