WP & DMRQA Low Level Chlorine Back Catalog number: 55160 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3807.12-K-IO Mono-n-butyl phthalate, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 131-70-4 Price on request 9019.4-100-AN 1,4-Dinitrosopiperazine, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 140-79-4 Price on request 52068 Spiking Standard Kit Price on request