EPA Method 549.1 Analytes Back Catalog number: 32079 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1089.22-200-TX10 Benzo[ghi]perylene-d12, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 93951-66-7 Price on request MDHCH d-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane Price on request C10574900 Betaine, 100mg Price on request