Selenium (Se) Back Catalog number: 58134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 15900-5040-100AC5 Trifluralin, 100µg/ml in Acetone, 5ml Price on request 50587 pH 12.0 Standard @ 25°C Price on request 50157 ICP Mix Price on request