WP Low Level Perchlorate Back Catalog number: 55199 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71228 Clopyralid (Lontrel) Price on request 10913 EPA Method 617/8080/8250/8270 - Analytes Price on request 1529.24-K-T Dibenzo[a,i]pyrene-d14, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 158776-07-9 Price on request