WS Disinfection By-Products - Cal Check 2 Back Catalog number: 93984 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 55023 WS Residual Free Chlorine Price on request 15900-2440-100AN5 Flufenoxuron, 100µg/ml in Acetonitrile, 5ml Price on request 9339.13-100-IO Methyl dihydrojasmonate, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 24851-98-7 Price on request