Heptachlor Back Catalog number: 79167 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 11721.12-100-IO 2,3,3',4,5-Pentachlorobiphenyl,100 µg/mL,isooctane,1mL, Price on request 2733.12-1ML trans, trans, cis-Cyclododeca-1,5,9-triene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 2765-29-9 Price on request 673505 Chlorfenvinphos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request