Mass-Labelled PCB Solution/Mixture , 1.2ml, nonane Back Catalog number: PCB-IS-B20 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 677944 Etridiazole, 100mg Price on request 71150 4-Chlorophenoxyacetic acid Price on request 31541 Bromomethane, 200µg/ml in MeOH, 1ml Price on request