Heptachlor, 100 µg/ml, Ethyl acetate, 1ml Back Catalog number: 676691 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 55117 RCRA Volatile Solids Price on request 0142.18-K-T m-Terphenyl, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 92-06-8 Price on request HPCB-3006N 4-Hydroxy-2',4',6'-trichlorobiphenyl, 10mg Price on request