WS Disinfection By-Products - Cal Check 1 Back Catalog number: 92894 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 73342 D-Xylulose Price on request 2233.17-2-AN Aflatoxin B1, 2µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1162-65-8 Price on request 79489 Vinyl chloride, 1000µg/ml in Toluene, 1ml Price on request