What is Sodium Selenite?

Sodium Selenite is an inorganic industrial chemical prepared from reacting sodium hydroxide and selenium dioxide. It is an anydrous toxic salt with a crystalline structure.

Sodium Selenite for sale at Camachem

Sodium Selenite


What is Sodium Selenite used for?

  • The most common application of sodium selenite is its use in removing green color from the glass.
  • It removes iron impurities during glass manufacturing.
  • It is used in the animal feeds industry as a dietary supplement with multivitamins and minerals.
  • It is used as a reagent in bacteriology.
  • It serves as an additive in soil with low selenium.
  • It is used in the medical industry of human and animal treatment – which includes cancer treatment.
  • It is used in porcelain decoration.
  • It is utilized in the germination test of seeds.


What is the Chemical Formula of Sodium Selenite?

NA2SeO3 or Na2O3Se


Is Sodium Selenite harmful to life?

Sodium Selenite is classified as acutely toxic, an irritant, and an environmental hazard.


Where is Sodium Selenite found?  What does Sodium Selenite look like?

Sodium Selenite is the inorganic form of selenium. It is found in soil and natural water. Commercially, it is produced from reacting sodium hydroxide and selenium dioxide.

It is a white crystalline powder.

Industrial Grade Sodium Selenite for sale at Camachem 

Sodium Selenite at Camachem


What are the Hazardous Effects of Sodium Selenite?

  • It is severely toxic and proves fatal if swallowed or inhaled.
  • It causes skin irritation and may trigger allergies with direct skin contact.
  • It can cause eye irritation and can inflict serious damage.
  • It is toxic to aquatic life in both the short and long term.
  • Long-term exposure to sodium selenite can reduce blood count by damaging red blood cells (anemia).
  • It can inflict genetic changes through mutations.
  • Sodium Selenite is a reproductive hazard. It damages women’s fetuses and male testes.
  • Repeated exposure to the chemical makes people dizzy, nervous, and pale.


What are precautionary measures necessary to be taken to handle Sodium Selenite?

  • Handlers must be wearing protective equipment and clothing. This includes respirators, gloves, and fully covering clothes.
  • Handlers should abide by strict sanitation practices.
  • Handlers must shower after work shift even if there was no skin contact.
  • The workplace should have eye washers.
  • The contaminated clothing should be promptly washed and kept at the workplace.
  • The workplace should have a perfectly functioning exhaust and ventilation system to remove dust.

What will happen if Sodium Selenite is heated?

Heating the chemical to decomposition releases toxic disodium oxide and selenium fumes.


Is Sodium Selenite a soluble compound?

Yes, it is soluble in water.


Where can I buy Sodium Selenite?

If you need industrial-level Sodium Selenite, Camachem is the place to go. Camachem has a long history of delivering chemicals to both domestic and foreign customers. Visit the product page today now o get the lowest rates and the flexibility with bulk buys.

Sodium Selenite Shipment for sale at Camachem

Packaged Sodium Selenite at Camachem


How much does Sodium Selenite cost?

At Camachem, you can buy 1-ton Sodium Selenite for $1000 (FOB rate).


What is the pH of Sodium Selenite?

The pH lies between 7-14.


Is Sodium Selenite an Electrolyte compound? 



Can Sodium Selenite go down the drain?

No, Sodium Selenite is toxic and must be treated as hazardous waste. The disposal must follow standard safety guidelines.


Is Sodium Selenite Acidic or Basic?

Sodium Selenite is slightly acidic.


What is the difference between Sodium Selenite and Sodium Selenate?

Sodium selenate is made by oxidizing Selenium with Nitric Acid, which produces Selenous acid. Selenous acid is neutralized, yielding sodium selenite. In a basic medium hydrogen peroxide, Sodium Selenite is oxidized to create Selenate, which afterward goes through a spray dryer.