WS Disinfection By-Products - Cal Check 3 Back Catalog number: 93985 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 51038 SAE 40Motor Oil Price on request 72465 3,4,4’-Trichlorocarbanilide Price on request 0235.16-200-T Pyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 129-00-0 Price on request