Total Residual Free Chlorine (Cl) Back Catalog number: 54124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4426-50-100PE n-Alkanes mixture C20+C40 1140,20 Eicosane 1160,40 n-Tetracontane Conc: 100µg each/mL in n-Pentane Units: 5mL in Screw-cap bottles Price on request 72866 2-Aminonaphthalene-d7 Price on request 0286.26-10MG 2-Phenylbenzo[j]fluoranthene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 210487-02-8 Price on request