Sélénate de sodium décahydraté

Sélénate de sodium décahydraté

Nom du produit Sélénate de sodium décahydraté
Numéro CAS 10102-23-5
Formule moléculaire Na2SeO4·10H2O
Poids moléculaire 369.11 g/mol
Apparence White crystalline powder
Assay (as Na2SeO4·10H2O) ≥ 99,01 TP3T
Selenium Content 21.4% (theoretical)
Solubilité Very soluble in water; insoluble in alcohol
Perte au séchage ≤ 0,5%
Métaux lourds ≤ 10 ppm
Colis 25 kg fiber drum with inner polyethylene liner

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Sodium selenate decahydrate Structure

Synonyms: Sodium selenate decahydrate, Disodium selenate decahydrate, Sodium selenium oxide decahydrate, Selenic acid disodium salt decahydrate, Na2SeO4·10H2O

Sodium selenate decahydrate is the fully hydrated, crystalline form of the inorganic selenium salt Na2SeO4·10H2O. It is produced through the controlled oxidation of selenium dioxide or elemental selenium in the presence of sodium hydroxide, followed by crystallization to yield a high-purity, free-flowing solid. The decahydrate form is the most common commercial grade, offering excellent water solubility and consistent selenium content for precise formulation.

As a source of hexavalent selenium, this compound plays a critical role in both pharmaceutical and nutritional applications. It is widely used in total parenteral nutrition (TPN) solutions, as a selenium supplement in animal feed and human nutraceuticals, and as a reagent in biochemical research. Its high solubility and stability make it a preferred choice for liquid formulations where accurate dosing of selenium is essential.

Product Highlights

  • High purity: Assay ≥ 99.0%, meeting pharmacopeial requirements for pharmaceutical use.
  • Consistent quality: Manufactured under cGMP conditions with rigorous batch-to-batch control.
  • Excellent solubility: Freely soluble in water, ideal for liquid dosage forms.
  • Regulatory support: Full documentation including COA, MSDS, TDS, and regulatory statements.
  • Reliable supply: Stable production capacity with short lead times.

Applications

  • Pharmaceutical formulations: Used in parenteral nutrition and trace element injections.
  • Nutraceuticals: Selenium supplementation in tablets, capsules, and functional foods.
  • Animal feed: Selenium premix for livestock and poultry to prevent deficiency.
  • Biochemical research: As a selenium source in cell culture and enzyme studies.
  • Glass and ceramics: Decolorizing agent and colorant in specialty glass production.

Caractéristiques techniques

Paramètre Spécifications
Assay (as Na2SeO4·10H2O) ≥ 99,01 TP3T
Selenium (Se) content 21.0% – 21.5%
Apparence White crystalline powder
Solubilité Very soluble in water
Loss on drying ≤ 0,5%
Heavy metals ≤ 10 ppm
Arsenic ≤ 2 ppm

Ordering & Supply

  • Emballage: 25 kg fiber drum with double polyethylene liner, or customized packaging upon request.
  • Quantité minimale de commande: 25 kg.
  • Délai de livraison: 3 à 5 jours ouvrés (articles en stock)
  • Documentation: COA, MSDS, TDS, and regulatory support available.

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