Chlorinated Herbicide Acids Standard Back Catalog number: 83598 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 55079 WS-SDWA Trace Elements #3 Price on request 673525 Chlorpyrifos, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 58047 Silver (Ag) Price on request