Heptachlor Back Catalog number: X9111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675318 Aminopyralid, 10.0 µg/ml, tert-Butyl methyl ether Price on request 3039.10-K-CY n-Butylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1678-93-9 Price on request PFHXA Perfluoro-n-hexanoic acid, 1.2ml x 50ug/ml, methanol Price on request