Heptachlor Back Catalog number: 79167 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 1116.16-100-TX10 3-Nitrofluoranthene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 350820-11-0 Price on request 8647.12-50-T 1,2,3,8,9-Pentachlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request 679863 2-Ethylhexyl-2,3,4,5-tetrabromobenzoate, 100 µg/ml Price on request