WS Disinfection By-Products - Cal Check 1 Back Catalog number: 92894 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1657.8 1,1,1,3,7,8-Hexachlorooctane, Please inquire, Solvent-, Unit , # of units-, Cas.no. Price on request 9485.20-50-IO 6-Chlorobenzo[a]pyrene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 21248-01-1 Price on request 3756.20-10MG Alverine (free base), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 150-59-4 Price on request