Selenium (Se) Back Catalog number: 58134 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4126-200-T Perdeuterated Internal Standard - PAH-Mixture 8 5 Analytes, each 200 µg/mL in toluene; units:1x1mL, 1x5mL Compounds Window 0978.10 Naphthalene-d8 1 [1146-65-2] 1086.12 Biphenyl-d10 2 [1486-01-7] 0389.14 Ph Price on request 10864.10-100-ME Serotonin-13C2,15N hydrochloride (ethylamine-13C2,15N),100 µg base/mL,MeOH,1mL Price on request 57127 Cobalt (Co) Price on request