Pesticide Standard Back Catalog number: 94534 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678428 Heptachlor endo-epoxide, 100µg/ml, Acetonitrile, 5ml Price on request 81414 Malathion, 1000µg/ml in Hexane 1ml Price on request 673486 Bromophos-ethyl, 10.0 µg/ml, Ethyl acetate, 10ml Price on request