Method 1613 Clean-up Standard, 8ng/ml in Nonane, 20ml Back Catalog number: EDF-6999-10X Availability: In the manufacturer's stock Price on request - + Recommended A15644950AL-100 Norethisterone, 100µg/mL in Acetonitrile, 1ml Price on request C12197800 2,6-Diaminotoluene, 250mg Price on request S-4140-1-IO 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