Supplier Page from Cayman Chemical for Valeryl fentanyl-13C6 (CRM)
4'-methyl Fentanyl (hydrochloride) (exempt preparation) from Cayman Chemical
Flurazepam (CRM) from Cayman Chemical
MDMB-CHMCZCA from Cayman Chemical
Tetrahydrocannabivarin (Alt. Batch CRM) from Cayman Chemical