EPA Method 601 Purgeable Halocarbons Back Catalog number: 40000 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9450.4-100-AN Dalapon methyl ester Price on request 10188.22-50-AN JWH-250 N-(5-Hydroxypentyl) metabolite, 50µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1427325-83-4 Price on request 3386.9-100 2,4-D methyl ester, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1928-38-7 Price on request