EPA Method 507Mix #7 Back Catalog number: 91185 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0201.18-500-T Benz[a]anthracene, 500 µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 56-55-3 Price on request 677908 Fenpiclonil, 100 µg/ml, Acetonitrile, 1ml Price on request 73507 Carisoprodol Price on request