EPA Method 515.1Methyl Derivatives Back Catalog number: 30044 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3494.11-100-CY Propoxur Price on request 673822 Milbemectin A3, 10.0 µg/ml, Acetonitrile, 10ml Price on request 96494 Hydromorphone Price on request