Chlorpyrifos, 1000µg/ml in Hexane 1ml Back Catalog number: 81403 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended X9222 o-Xylene, 100µg/mL in MeOH, 1ml Price on request RS2175-19 RS2175-19 OCTANE BLEND NO. 80 Price on request 683798 Trihaloalkyl-Mix 1, 200 µg/ml, Methanol, 5ml Price on request