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Selenium dioxide
[CAS# 7446-08-4]

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Identification
ClassificationInorganic chemical industry >> Inorganic salt >> Oxides and peroxides >> Non-metal oxides and peroxides
NameSelenium dioxide
SynonymsSelenium(IV) oxide
Molecular FormulaSeO2
Molecular Weight110.95
CAS Registry Number7446-08-4
EC Number231-194-7
Properties
Density3.95
Melting point315 °C
Sublimation315 °C
Water solubility38.4 g/100 mL (14 °C)
Safety Data
Hazard Symbolssymbol symbol   T;N  Details
Risk StatementsR23/25;R33;R50/53  Details
Safety StatementsS20/21;S28A;S45;S60;S61  Details
Hazard Classification
up    Details
HazardClassCategory CodeHazard Statement
Acute toxicityAcute Tox.3H301
Specific target organ toxicity - repeated exposureSTOT RE2H373
Chronic hazardous to the aquatic environmentAquatic Chronic1H410
Acute toxicityAcute Tox.3H331
Acute hazardous to the aquatic environmentAquatic Acute1H400
Serious eye damageEye Dam.1H318
Skin corrosionSkin Corr.1BH314
Acute toxicityAcute Tox.2H330
Reproductive toxicityLact.-H362
Specific target organ toxicity - single exposureSTOT SE1H370
Specific target organ toxicity - repeated exposureSTOT RE1H372
Eye irritationEye Irrit.2H319
Transport InformationUN 2811; UN 3283
SDSAvailable
Market Analysis Reports
List of Reports Available for Selenium dioxide
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