Heptachlor Back Catalog number: X9111 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3001.9-K-CY 2,3,4-Trimethylhexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 921-47-1 Price on request S4163-0.05 25-Hydroxyvitamin D3-[d3], 50μg/ml, 1ml Price on request 8393.6-K-TF Levoglucosan, 1000µg/mL, Solvent-Tetrahydrofuran, Unit 1mL, # of units-1, Cas.no. 498-07-7 Price on request