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 52152 CLP Calibration Std. IV Price on request 3743.12-100-IO 2,3,3',4,4',5,6-Heptachlorobiphenyl , 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 74472-50-7 Price on request 70974 n-Heneicosane Price on request