Mass-Labelled PCB Sampling Standard, 1.2ml, nonane Back Catalog number: P48-SS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 97131 Atrazine Price on request 673687 Pyridaben, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 60040 Canadian Organophosphorus Pesticides Price on request