Allopurinol, 100µg/ml in Acetonitrile, 5ml Back Catalog number: 18000-0037-100AN5 Manufacturer: NEOCHEMA Availability: In the manufacturer's stock Price on request - + Recommended 40013 EPA Method 609 - Analytes Price on request 79531 4-n-Nonylphenol Price on request MCDE-61 2,3,4,5-Tetrachloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane Price on request