SDWA Total Residual Chlorine Back Catalog number: 55124 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10423.20-100-T 1-Nitrobenzo[e]pyrene Price on request 13800-0043-1000IO Bis-(2-ethylhexyl)-terephthalate, 1000µg/ml in Isooctane, 5ml Price on request 679880 Benzidine, 100 µg/ml, Acetonitrile, 1ml Price on request