Selenium (Se) Back Catalog number: 57834 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11926.9-100-ME (-)-Captopril-d3 (L-proline-2,5,5-d3),ca. 100 µg/mL,MeOH,1mL, Price on request 680154 1-Pentanol, 5ml Price on request 673347 Metamitron, 100 µg/ml, Acetonitrile, 5ml Price on request