Retene, 500µg/mL in Isooctane, 1ml Back Catalog number: 0794.18-500-IO Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended S-4140-50-10IO 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 688061 n-Hexacosane, 250mg Price on request 31027 EPA Method 525 Pesticide Mix #1 Price on request