WP & DMRQA Total Residual Chlorine Back Catalog number: 55062 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9502.12-100-ME Sotalol HCl, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 959-24-0 Price on request 10521.10-K-AN (±)-Nicotine-d7 (N-methyl-d3; pyridine-d4),1000 µg/mL,acetonitrile,1mL, Price on request 79302 4,4’-Methoxychlor Price on request