Heptachlor Back Catalog number: X9111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended BB-29 2,4,5-Tribromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request 675583 Thiofanox-sulfoxide, 10.0 µg/ml, Acetonitrile, 1 Price on request L18000034AL Pesticide-Mix 34, 10µg/mL in Acetonitrile, 10ml Price on request