Internal Standard Stock Solution, 1.2ml, nonane Back Catalog number: EPA-1668IS Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 8459.9-100 Propanil, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 709-98-8 Price on request C12677530 Dimethenamid-ESA sodium, 25mg Price on request 3255.14-K-IO Methyl 12-cis-tridecenoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 29780-00-5 Price on request