EPA Method 504.1 - 524.2 Analytes Back Catalog number: 96656 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9232.20-100-IO Ethyltriphenyltin-d15 (triphenyl-d15), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 98516 BTEX (5.0 µg/mL) Price on request 71204 Dioxathion Price on request