Water Blank Back Catalog number: 52000 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2257.12-50-IO 3'-Fluoro-3,4-dibromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 71657 2-Methyl-4,6-dinitroanisole Price on request 92961 EPA Method 508 Pesticide Standard Price on request