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Sodium Selenite (10102-18-8)

Sodium Selenite Chemical Structure

What is Sodium Selenite?

Sodium Selenite is an inorganic compound and has the molecular formula Na2SeO3. It is highly soluble in water, making it one of the more bioavailable forms of selenium for dietary supplements and animal feed additives.

Macsen is the leading manufacturer and supplier of Sodium Selenite with GMP and ISO certification.
PRODUCT SPECIFICATIONS
Name of Product Sodium Selenite
IUPAC Name disodium;selenite
Synonyms Selenious acid, disodium salt; Pleo selene
CAS No 10102-18-8
Molecular Formula Na2SeO3
Molecular Weight 172.95 g/mol
Pubchem CID 24934

Specifications

SR. No Criteria Limit/Specification
1 Appearance (Form) Solid Crystalline Powder
2 Appearance (Color) White to Off-white
3 Solubility Soluble in water (85 g/100 mL at 20 °C)
Insoluble in alcohol
4 Melting Point 710 °C (decomposes)
5 Density 3.1 g/cm3

Uses

Sodium selenite has the following applications –

  • Sodium selenite is often used in dietary supplements as a source of selenium, an essential trace element. Selenium is vital for maintaining proper thyroid function, antioxidant defence systems, and immune response. It is also USFDA approved selenium supplement in animal diets.
  • It is used in glass manufacturing to decolorize glass by counteracting the green tint caused by iron impurities.
  • It also serves as a reagent in some analytical chemistry procedures.

FAQs

Q. Is Sodium selenite bad for dogs?

Sodium selenite can be both beneficial and potentially harmful to dogs, depending on the dose. It can be toxic in high doses.

Q. Is Sodium selenite the same as selenite crystal?

Sodium selenite and selenite crystal are related as they both contain selenium, however, they are distinct in their composition, form, and uses.

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