Total Residual Free Chlorine (Cl) Back Catalog number: 54224 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8538.18 Diisopentyl phthalate: Se 8425.18, , Solvent-, Unit , # of units-, Cas.no. 605-50-5 Price on request C11456800 4-Chloro-2-nitrotoluene, certified, 0.25g Price on request S-4160-100-5HX Analytical Standard for n-Alkanes 1mL Use 100µg/mL in hexane as a working standard n-C10-C40 + Pristane Price on request