Selenium (Se) Back Catalog number: 59960 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 54228 Bicarbonate Anion, 1000µg/ml in Water, 100ml Price on request 8775.9-K-ME Tris(2,3-dichloropropyl)phosphate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 78-43-3 Price on request XA14640000AL Linuron, 100µg/mL in Acetonitrile, 1ml Price on request