Interference Standard 1 Back Catalog number: 53039 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 685547 D5-1,3-Dichloropropan-2-ol, 25mg Price on request 674234 Fenthion-oxon-sulfoxide, 10.0 µg/ml, Acetonitrile Price on request 678455 D-Phenothrin, 100 µg/ml, Acetonitrile, 1ml Price on request