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 X9222 o-Xylene, 100µg/mL in MeOH, 1ml Price on request MBHCH b-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane Price on request 71751 o-Benzyl-p-chlorophenol Price on request