EPA Method 525 Internals & Surrogates Back Catalog number: 91161 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3324.9-100 Bromacil, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 314-40-9 Price on request 93925 EPA Method 515 Herbicide Methyl Esters Price on request 38125 CWA Toxaphene Price on request