Selenium (Se) Back Catalog number: 57834 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9425.8-100-ME Valproic acid-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 87745-17-3 Price on request 38239 WP PCBs in Transformer Oil CALA Price on request 10156.8-1ML 2,6-Dimethylaniline, neat, Solvent-neat, Unit 1ML, # of units-1, Cas.no. 87-62-7 Price on request