EPA Method 8081A Pesticide Standard A Back Catalog number: 92789 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2622.33-50-IO 17 alpha(H),21ß(H)-(22RS)-Trishomohopane , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 54340-13-5 Price on request C11890500 zeta-Cypermethrin, 100mg Price on request 95240 1-Pentanol Price on request