Total Residual Chlorine (Cl) Back Catalog number: 59379 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9190.7-100-ME Theophylline-d6 (dimethyl-d6), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 11790-39-8 Price on request 72552 1,2,4-Trimethyl-5-nitrobenzene Price on request 59032 ICP Main Price on request