Mass-Labelled PCB Solution, 1.2ml x 1000ng/ml, nonane Back Catalog number: PCB-SS-A Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended MDD-237 2,3,7-Trichloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene Price on request 71916 1,1-Difluoroethane, 1000µg/ml in MeOH, 1ml Price on request 674530 Benzalkonium chloride Mix C10-C16, 10.0 µg/ml, Ac Price on request