EPA Method 8270C Mix #1 - BNS Back Catalog number: 82504 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9352.10-K-ME L-Nicotine,1000 µg/mL,MeOH,1mL Price on request 9499.10-100 Clofibric acid, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 882-09-7 Price on request P192500-25MG Paraxanthine, 25mg Price on request