WS Disinfection By-Products - Cal Check 1 Back Catalog number: 92894 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3562.16-10MG 2,3-Dimethyl-9,10-anthraquinone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 6531-35-7 Price on request 679268 2-Phenoxyethanol, 1000mg Price on request 94162 GSES Standard 2006 Sub 2 Price on request