EPA Method 525 Spike B Back Catalog number: 92313 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0751.12-K-IO 5,7-Dimethyltetraline, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 21693-54-9 Price on request 673212 Butocarboxim, 10.0 µg/ml, Acetonitrile, 10ml Price on request 59408 Anions Standard Price on request