selenium dioxide


Also found in: Wikipedia.

selenium dioxide

[sə′lē·nē·əm dī′äk‚sīd]
(inorganic chemistry)
SeO2 Water- and alcohol-soluble, white to reddish, lustrous crystals; melts at 340°C; used in medicine, and as an oxidizing agent and catalyst. Also known as selenous acid anhydride; selenous anhydride; selenium oxide.
References in periodicals archive ?
Ethanol liquid (98%, purity) was used as a solvent and iron (III) nitrate as a precursor of iron nanoparticles and selenium dioxide (Se[O.sub.2]) was used as source of selenium ions in the water.
Lycopene 2000mcg Vitamin A(As Palmitate 2500IU VitaminE Acetate 10IU Vitamin C 50mg Zinc Sulphate Monohydrate 27.45mg selenium Dioxide 70mcg Soft Gelatin Capsules
Other selenium compounds, such as selenium dioxide (reduced by trialkyl borohydrides) [16] or selenium tetrachloride [17], are less commonly used.
For example, there's downeyite, a transparent crystalline form of selenium dioxide. The mineral was discover at vents above a coal fire near Glen Lyon, Pa., and named for Wayne F.
In the Wenmec selenium roasting furnace, the selenium which is present in the anode slimes is oxidised to selenium dioxide. The temperature in the furnace is more than 400 [degrees] C, which means that the Se[O.sub.2] formed sublimates and mixes with other gases present.
The selenium dioxide vaporizes and is captured in the venturi in the gas treatment section.
Tenders are invited for Antioxidant Capsules Containing Minimum Strength / Quantity In Each Of The Following : Betacarotene 30 Mg, Zinc Sulphate Monohydrate Usp 27.5 Mg, Selenium Dioxide 200 Mcg, Manganese 2 Mg, Copper 1 Mg.