Total Residual Free Chlorine (Cl) Back Catalog number: 54124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3886.9-10MG 3-Methylindole, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 83-34-1 Price on request 79265 Tetrachloroethene Price on request MBP-15 4,4'-Dichloro[13C12]biphenyl, 50.0µg/mL in Nonane/10% toluene, 1,2ml Price on request