3',4'-Dichloro-4-[13C12]biphenylol, 1.2ml x 50ug/ml, toluene Back Catalog number: M4H12 Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2661.12-100-IOX10 Arochlor 1232, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 11141-16-5 Price on request 681952 Heptenophos, 10.0 µg/ml, Acetone, 10ml Price on request PCB-CS1,2,3,4,5,6 Individual Calibration Solutions, 200ul, nonane Price on request