Calibration Standard Mix 4 Back Catalog number: 52013A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71278 Resmethrin, 1000µg/ml in MeOH, 1ml Price on request 40221 EPA Method 624Mix #1 - Purgeables Price on request 2953.10-100-IO Malathion-d6 (dimethyl-d6), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 1189877-72-2 Price on request