delta-HCH, 100 µg/ml, Acetonitrile, 5ml Back Catalog number: 678424 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 90379 Wisconsin DNR GRO Standard Price on request 675077 D10-Parathion-ethyl, 10mg Price on request 1115.18-100-TX5 6-Nitrochrysene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 203805-92-9 Price on request