EPA Method 627 - Analytes Back Catalog number: 40022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2126.12-10-IOX10 Arochlor 1242 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 53469-21-9 Price on request 3391.9-100-CY Endosulfan Price on request 2127.12-10-IO Arochlor 1248 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 12672-29-6 Price on request