Dow FR-250, 35 µg/mL in Isooctane, 1ml Back Catalog number: B-250S-0.35X Availability: In the manufacturer's stock Price on request - + Recommended 32095 EPA Method 551 Analytes Price on request 82506 EPA Method 8250/8250A Mix #3 - Pesticides Price on request 10110.12-50-IO 9,10-Dihydro-9-Oxa-10-Phospaphenantrene-10-Oxide, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 35948-25-5 Price on request