EPA Method 601 - Purgeables Mix #1 Back Catalog number: 40001 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 72236 Piperacillin Price on request 97799 Acetonitrile Price on request 0712.11-K-IO 1-Methylnaphthalene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 90-12-0 Price on request