Total Residual Chlorine (Cl) Back Catalog number: 59379 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679412 13C6-Rafoxanide, 10mg Price on request 3506.7-100-AN Terbuthylazine-desethyl, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 30125-63-4 Price on request 51062 ASTM D-4815 Calibration Mix #5 Price on request