CWA Perchlorate Back Catalog number: 55116 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8835.8-K-IO 2,3-Diethylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no. Price on request 94853 Bromoform-d Price on request 8498.20-25-T 1,2,3,4-Tetrahydro-3,4-dimethylchrysene, 25µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. Price on request