Selenium (Se) Back Catalog number: 58034 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79675 1,2,4-Trichlorobenzene Price on request 93624 MA - VPH Matrix Spike #2 Rev 1.1 Price on request 1350.1-100-ME Chloroform, 99+%,100 µg/mL,MeOH,1mL, Price on request