selenium dioxide
Cas No: 7446-08-4
Molecular Weight: 110.96
Chemical Formula: SeO2
Appearance: White, glittering squared crystal
Content: 98%min.
Cu: 0.002% max.
Ni: 0.002% max
Co: 0.001% max.
S: 0.03% max.
Insoluble matter in water: 0.2%max.
Selenium Dioxide is prepared by oxidation of Selenium by burning in air, nitric acid or by reaction with Hydrogen Peroxide, but perhaps the most convenient preparation is by the dehydration of Selenous Acid.
Package: 25KG/fibre drum or iron drum, lined with plastic bag.
Selenium dioxide 99% pure white crystilline powder.Used for oxidation process
Selenium dioxide 99%pure white crystilline powder Used for oxidation of salbutamol sulphate, terbutylene sulphate & parazymamide In 50kg drums
Selenium Dioxide(CAS:7446-08-4)
Sodium selenite Our majore products are as below: Selenium 99.9% Selenious acid 98%min Selenium dioxide 97%min Sodium selenite se 45% min Sodium selenate se 41%min Zinc selenite used for glass
Selenium sulfide Yellowish orange amorphous super fine grade Used in anti dandruff cosmetic (shampoos, formulations )
Selenium sulfide Used as a anti dandruff intermediate in shampoos
Supplier: Selenium dioxide,selenium sulfide (U.S.P), ammonium molybdate, sodium metaperiodate, sodium selena`te, sodium selenite, molybdenum disulphide, molybdic acid, selenous acid, selenic acid
Services: Oixdation, sulphonation, halogenation
Buyer: Selenium metal, crude iodine
Supplier: 1) selenium powder 99.5% - 99.9%, 2) selenium dioxide, 3) tellurium, 4) bismuth oxide, 5) zinc dust, 6) titanium dioxide, 7) cobalt oxide 72%, 8) copper sulfate, 9) zinc oxide 99.7%, 10) cerium oxide, 11) yttrium oxide
Supplier: Sodium meteperiodate, periodic acid, potassium iodide , selenium dioxide & sodium selenite
Services: Manufacturer