EPA Method 515.2Methyl Derivatives Back Catalog number: 30074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 19099 EPA Method 603/8030A - Analytes Price on request 71378 4,4’-Diamino-3,3’-dimethyldiphenylmethane Price on request 673341 Lufenuron, 100 µg/ml, Acetonitrile, 5ml Price on request