Butonitazene, 1000µg/ml in Acetonitrile, 1ml Back Catalog number: 14877.24-K-AN Manufacturer: CHIRON AS Availability: In the manufacturer's stock Price on request - + Recommended 10725.23-K-ME APINACA N-(4-hydroxypentyl) metabolite Price on request S-4924-100-ME Fentanyl Mix 2, 100μg/ml in MeOH, 1ml Price on request 73376 Heroin, 1000ug/mL in AcN Price on request