Total Residual Free Chlorine (Cl) Back Catalog number: 54124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBHBCD β-1,2,5,6,9,10-Hexabromo[13C12]cyclododecane, 1.2ml x 50ug/ml, toluene Price on request 93210 Glycol Standard Price on request 675323 Zoxamide, 10.0 µg/ml, Acetonitrile, 10ml Price on request