Mass-Labelled PCB Solution, 1.2ml x 20ng/ml, nonane Back Catalog number: PCB-IS-A20 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 9006.4-2K-DC N-Nitrosodiethylamine, 2000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 55-18-5 Price on request 9322.9-100-ME 1,8-Nonadiene, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 4900-30-5 Price on request A12530000AL-100 Dichlorvos, 100µg/mL in Acetonitrile, 1ml Price on request