Mass-Labelled PCB Solution , 1.2ml x 100ng/ml, nonane Back Catalog number: PCB-SS-A100 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 90184 Toxaphene Price on request 1590.12-100-IO 4-Hydroxycarbazole, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 52602-39-8 Price on request 679775 2,4-D-iso-propyl ester, 250mg Price on request