Heptachlor Back Catalog number: 79167 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 10214.9-100-ME Ethyl 4-hydroxybenzoate-2,3,5,6-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 1219795-53-5 Price on request 673391 Monocrotophos, 100 µg/ml, Acetonitrile, 5ml Price on request 3303.23-K-IO Methyl 4,7,10,13,16-docosapentaenoate (all-cis), 1000µg/mL in Isooctane, 1ml Price on request