Herbicide Acid Standard Back Catalog number: 95174 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended DF-IS-J20 Mass-Labelled PCDD Internal Standard Solution, 1.2ml, nonane Price on request 94501 Chlorinated Aromatics Standard Price on request 10007 CLP Semi-Volatiles - PAH Standard Price on request