EPA Method 508.1 & 525.2 Pesticide Standard Back Catalog number: 91970 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2119.10-K-IO Mono-n-butyltriethyltin, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17582-53-5 Price on request 71640 Styrene oxide Price on request 3400.10-100-CY Fenoprop methyl ester Price on request