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 19219 TCLP - Herbicide Spiking Standard Price on request 677070 Musk ketone, 10.0 µg/ml, Cyclohexane, 1ml Price on request 673660 Permethrin, 100 µg/ml, Ethyl acetate, 5ml Price on request