Levonorgestrel, 100µg/mL in Acetonitrile, 1ml Back Catalog number: A14629760AL-100 Availability: In the manufacturer's stock Price on request - + Recommended 50756 Spiking Standard #2 Price on request PCB-B10-CS4,5,6,7 Individual Calibration Solutions, 200ul, nonane Price on request 681619 2,6-D, 10mg Price on request