Selenium (Se) Back Catalog number: 57234 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679180 Tinidazole, 10mg Price on request 677692 13C6-Niflumic acid, 10mg Price on request PFRS-021S Tripropyl phosphate, 100µg/ml in Toluene, 1ml Price on request