Vitamin E powder with selenium - Names and Identifiers
Vitamin E powder with selenium - Physico-chemical Properties
Molecular Formula | C29H50O2
|
Molar Mass | 430.7061 |
Vitamin E powder with selenium - Introduction
Sodium selenite E powder is an inorganic compound with a chemical formula of Na2SeO3. The following is a description of the properties, uses, preparation and safety information of the compound:
1. Nature:
-Appearance: Colorless crystalline powder.
-Density: 2.78g/cm³
-Melting point: About 760 ℃
-Solubility: Soluble in water, solubility changes with temperature.
2. Use:
-Chemical reagents: Often used as analytical reagents, reducing reagents, oxidants, etc.
-Industrial application: It can be used for dyeing, glass manufacturing, silver mirror reaction, etc.
3. Preparation method:
Sodium selenite can be obtained by the reaction of sodium sulfite with selenium dioxide:
Na2SO3 SeO2 → Na2SeO3 SO2
4. Safety Information:
-eye and skin irritation, contact should be avoided.
-Inhalation or ingestion may cause poisoning. Avoid inhaling dust or eating.
-Avoid contact with oxidants, acids and combustibles during storage.
-Wear protective gloves, safety glasses and protective mask during operation to ensure good ventilation.
-If exposed or poisoned, seek medical attention immediately.
Last Update:2024-04-10 22:29:15