Heptachlor Back Catalog number: X9111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1136.16-K-IO n-Hexadecane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 544-76-3 Price on request 40100 Normal Phase Test Mix #1 Price on request 677911 1,4-Dichlorobenzene, 100 µg/ml, Methanol, 5ml Price on request