Total Residual Free Chlorine (Cl) Back Catalog number: 54224 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 684136 13C6-Halofuginone hydrobromide, 100 µg/ml, Aceton Price on request 52103 IC Anion Calibration Mix #2 Price on request 2048.7-10K-MEX5 alpha alpha alpha-Trifluorotoluene, Calibration (Surrogate) Standard, 10000µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 98-08-8 Price on request