EPA Method 507 Pesticide Standard Back Catalog number: 91974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1320.3-10ML Isopropanol, neat, Solvent-neat, Unit 10mL, # of units-1, Cas.no. 67-63-0 Price on request 0354.16-K-IO 2-Ethylanthracene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 52251-71-5 Price on request 81503 2,4,5-T methyl ester Price on request