Interference Standard 4 Back Catalog number: 53041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 680523 2-n-Nonylphenol-di-ethoxylate, 100 µg/ml, Acetone Price on request 12534.12-100-AN Bisphenol S, 100µg/ml in Acetonitrile, 1ml Price on request 8641.12-50-T 1,3-Dichlorodibenzo-p-dioxin, 50µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request