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Sodium Selenite

Sodium Selenite

CAS Number: 10102-18-8

Molecular Formula: Na2SeO3

About Sodium Selenite

Sodium Selenite (Anhydrous -NaSeO): This is the pure, water-free inorganic compound, a white, anhydrous (dry) powder. Sodium Selenite (CAS No: 10102-18-8) serves as a vital micro-additive in the metallurgical industry, where it is primarily utilized as a specialized glass decolorizer and an essential component in the m...

Synonyms

  • Biselenite, Sodium
  • Disodium Selenite
  • Monosodium Selenite
  • Pentahydrate, Sodium Selenite
  • Selenite pentahydrate, Sodium
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Sodium Selenite Specifications

CAS Number
10102-18-8
Molecular Formula
Na2SeO3
Molecular Weight
172.94 g/mol
IUPAC Name
disodium;selenite
Canonical SMILES
[O-][Se](=O)[O-].[Na+].[Na+]
InChI Key
BVTBRVFYZUCAKH-UHFFFAOYSA-L
InChI
1S/2Na.H2O3Se/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2
HSN No
28429090
melting_point
1310 °F (decomposes) (NTP, 1992)
boiling_point
Decomposes (NTP, 1992)
solubility
greater than or equal to 100 mg/mL at 70.7 °F (NTP, 1992)
density
3.1 (NTP, 1992) - Denser than water; will sink
Molecular Weight
172.94 g/mol
Physical appearance
White to light yellow powder to crystal
Melting Point
710 °C (dec.)
Boiling Point
Decomposes
Precautionary Statement Codes
P260, P261, P264, P273, P280, P301+P310, P302+P352, P304+P340+P310, P305+P351+P338, P311, P330, P362+P364, P391, P403+P233, and P501
Hazard Classes and Categories
Acute Tox. 2 (100%) Skin Irrit. 2 (100%)

Selenium Source

A common source of selenium in biological research to support the activity of selenoproteins like glutathione peroxidase and thioredoxin reductase

Cell Culture Supplement

A component in medium supplements for mammalian cell culture to provide essential trace elements

Chemical Precursor

A key precursor in the synthesis of zinc selenide, bismuth selenide nanocomposites, and selenium nanotubes

Catalyst

A catalyst used along with cysteine or glutathione in the reductive debromination of vic-dibromides to alkenes

Therapeutic Agent

An active pharmaceutical ingredient used in drugs to treat or prevent selenium deficiency-related conditions and support antioxidant defense

Dietary Additive

A trace mineral supplement used in multivitamins, infant formulas, and fortified foods to support immune and thyroid function

Veterinary Supplement

A nutritional additive for livestock and companion animals to prevent deficiency-related diseases like white muscle disease

Industrial Reagent

A specialized additive used in glass manufacturing and chemical manufacturing for the synthesis of various selenium compounds

  1. Biselenite, Sodium
  2. Disodium Selenite
  3. Monosodium Selenite
  4. Pentahydrate, Sodium Selenite
  5. Selenite pentahydrate, Sodium

Sodium Selenite FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

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