CLP - Pesticide Surrogate Spike Solution Back Catalog number: 22023 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 15900-2297-100AN5 Fenthion-oxon-sulfoxide, 100µg/ml in AL, 5ml Price on request 94961 Herbicide Methyl Derivatives Price on request 675838 Phosmet, 100 µg/ml, Toluene, 5ml Price on request