EPA Method 601 - Purgeables Mix #4 Back Catalog number: 40003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C14289000 Indigotine, certified, 0.25g Price on request N692020 Noribogaine Hydrochloride, 1mg Price on request 676133 iso-Chloridazon, 100 µg/ml, Acetonitrile, 1ml Price on request