Total Residual Free Chlorine (Cl) Back Catalog number: 59427 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1649.11-100-IO 1,1,1,3-Tetrachloroundecane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 56686-55-6 Price on request D-5307-QUANT Quantitative Paraffins Standard, 6,25% w/w, 2ml Price on request 59359 CAL Anions Mix Price on request