EPA Method 507 Pesticide Standard Back Catalog number: 91974 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 32951 1,4-Difluorobenzene Price on request 10132.6-K-IP 2-Chloro-1,3-dinitrobenzene, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 606-21-3 Price on request 3670.11-K-IO 2-Methyl-1-naphthol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7469-77-4 Price on request