Method 1666 Standard Back Catalog number: 97659 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended IBPO014 Allura Red AC (E 129), 1g Price on request MDF-1234689 1,2,3,4,6,8,9-Heptachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 79022 Heptachlor, 1000µg/ml in Hexane, 1ml Price on request