Heptachlor, 100 µg/ml, Acetonitrile, 1ml Back Catalog number: 678426 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1089.22-K-TX5 Benzo[ghi]perylene-d12, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 93951-66-7 Price on request 8575.8-KIT EPA 1614 PBDE single components, solutions (1961.12-50-IO, 1962.12-50-IO, 1967.12-50-IO, 1968.12-50-IO, 1971.12-50-IO, 1972.12-50-IO, 1973.12-50-IO, 1811.12-50-IO), , Solvent-isooctane, Unit Kit, # of units-1, Cas.no. Price on request 9198.21-100-ME Pregnenolone, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 145-13-1 Price on request