EPA Method 525.2 Pesticide Level 1 Back Catalog number: 92846 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1112.20-100-T 6-Nitrobenzo[a]pyrene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 352431-12-0 Price on request MBRP-35 3,5-Dibromo[13C6]phenol, 1.2ml x 100ug/ml, toluene Price on request 8978.39-K-T 3-Chloro-1,2-propandiol-distearate-d5 Price on request