EPA Method 8081A Pesticide Standard B Back Catalog number: 92788 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended N0600000 Nicotinamide, 50mg Price on request 680244 D10-Carbophenothion, 100 µg/ml, Acetone, 1ml Price on request 95974 Chlorobenzenes Mix Price on request