Chlorpyrifos, 1000µg/ml in Hexane 1ml Back Catalog number: 81403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 31061 EPA Method 502/524 VOC Mix #4 Price on request 10768.18-100-ME Diatrizoic acid meglumine salt Price on request 1517.11-K-IO 2-(1-Methylbutyl)phenol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 87-26-3 Price on request