EPA Method 505 Analytes Back Catalog number: 93821 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4PM198 2,2',3,3',4,5,5',6-Octachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane Price on request 71028 Butylated hydroxytoluene, 1000µg/ml in MeOH, 1mL Price on request 71503 (S)-(+)-Carvone Price on request