gamma-HCH, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678425 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 71000 4-n-Nonylphenol, 1000µg/ml in MeOH, 1ml Price on request C-189N 2,3,3',4,4',5,5'-Heptachlorobiphenyl, 5mg Price on request AC-AQ03-030 Aqueous ethanol control EtOH AQ (0.3g/L), 10 x 3.0ml Price on request