Chlorpyrifos, 100µg/mL in MeOH, 1ml Back Catalog number: P-094S Availability: In the manufacturer's stock Price on request - + Recommended 0334.10-K-HX trans-1-Isopropyl-4-methylcyclohexane, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 1678-82-6 Price on request S-4140-03-10IO Nitrogen Calibration Set-Low Boiling Solvents Units: 1x1mL ampoules or 10mL screw-capped bottle Nitrogen introduced using Pyridine Catalogue No. Concentration Matrix: isooctane mg/kg (ppm) S-4140-0 Blank S-4140-03 0.3 Price on request EPA-8290RSS Recovery Standard Solution, 1.2ml, nonane Price on request