WS Disinfection By-Products - Cal Check 3 Back Catalog number: 93985 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71142 1-Methyl phenoxyacetate Price on request 79561 4-Phenyl-1-cyclohexene Price on request 674053 Propamocarb hydrochloride, 250mg Price on request