Heptachlor epoxide Back Catalog number: 79050 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 66171 2,2',3,3',4,4',6-Heptachlorobiphenyl (171) Price on request 54141 Ferrous Iron (Fe) Price on request 92846 EPA Method 525.2 Pesticide Level 1 Price on request