EPA Method 8150 - Methyl Derivatives Back Catalog number: 94008 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 674859 Ethylene thiourea, 250mg Price on request 675387 2-Methylnaphthalene, 10.0 µg/ml, Acetonitrile, 1 Price on request 79154 n-Decane Price on request