EPA Method 8141 / 1618 Pesticide Mix B Back Catalog number: 91398 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 96899 EPA Method 8260 - Purgeable Internal Standard Price on request 70453 n-Butyl Alcohol Price on request 673617 delta-HCH, 10.0 µg/ml, Ethyl acetate, 10ml Price on request