Molekula
Thiosulfate de sodium anhydre
Sodium thiosulfate anhydrous
Certifié ISO 9001:2015 & ISO 14001:2015 · Fournisseur pour laboratoires et industries depuis 2000 · Certificat d’Analyse (CoA) pour chaque lot
Sodium thiosulfate anhydrous is an inorganic compound widely used as a reducing agent, in photography for fixing developed films, and in water treatment to neutralize chlorine. It also serves in medical applications for cyanide poisoning antidotes and as a laboratory reagent for iodine titration. This chemical has the CAS number 7772-98-7, with the molecular formula Na2O3S2 and a molecular weight of 158.11. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies sodium thiosulfate anhydrous from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Aperçu
Sodium thiosulfate anhydrous is an inorganic compound widely used as a reducing agent, in photography for fixing developed films, and in water treatment to neutralize chlorine. It also serves in medical applications for cyanide poisoning antidotes and as a laboratory reagent for iodine titration. This chemical has the CAS number 7772-98-7, with the molecular formula Na2O3S2 and a molecular weight of 158.11. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies sodium thiosulfate anhydrous from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prix et formats de conditionnement
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100 g — €30.00 par emballage
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500 g — €37.20 par emballage
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1 kg — €63.00 par emballage
Les prix ne comprennent pas la TVA, les taxes sur les ventes ni les frais d'expédition. Des emballages en grande quantité et sur mesure sont disponibles sur demande.
Spécifications
| Property | Value |
|---|---|
| Appearance | Colourless to white micro-crystalline |
| Heavy metals | ≤ 0.002% |
| Identification | Conforms to reference |
| pH | 6.5 - 9.5 |
| Water insoluble matter | ≤ 0.1% |
| Iron (Fe) | ≤ 0.005% |
| Sulphites (Na2SO3) | ≤ 0.5% |
| Active agent content as Na2S2O3 | ≥ 97% |
| Sulphate and Sulphite content as SO4 | ≤0.8% |
| Earth alkali elements as calcium | ≤0.2% |
Stockage et manipulation
| Property | Value |
|---|---|
| Température de stockage | Ambient |
| Acidité | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 43109159 |
| Numéro CAS | 7772-98-7 |
| Formule moléculaire | Na2O3S2 |
| Masse moléculaire | 158.11 |
| SMILES | [Na].O=S(=O)(O)S |
| Code REACH | Y113 |
| Inscrit au TSCA | Oui |
| Code HTS | 28323010 |
| Code tarifaire | 2832100000 |
Sécurité et GHS
Déclarations de précaution
- P280 Porter des gants de protection/des vêtements de protection/un équipement de protection des yeux/du visage/une protection auditive/...
Documents
Fiches de données de sécurité (FDS)
Disponible en English, French, German, Italian, Spanish.
Certificat d'analyse (CoA) par lot
Saisissez un numéro de lot ou de série pour récupérer le certificat d'analyse correspondant à ce lot spécifique. Nous pouvons en générer un à partir des données de spécification si aucun PDF n'est disponible.
Synonymes
Aucun autre nom enregistré pour ce produit.
Questions fréquentes
What is sodium thiosulfate anhydrous commonly used for?
Sodium thiosulfate anhydrous is primarily used in photography as a fixing agent, in water treatment for detoxifying chlorine, and in chemical synthesis as a reducing agent.
What is the chemical formula and molecular weight of sodium thiosulfate anhydrous?
The chemical formula is **Na₂S₂O₃**, and the molecular weight is **158.11 g/mol**.
How should sodium thiosulfate anhydrous be stored?
Store in a cool, dry place at ambient temperature, away from moisture and incompatible substances.
What grades of sodium thiosulfate anhydrous does Molekula supply?
Molekula supplies **technical grade** sodium thiosulfate anhydrous, suitable for industrial and laboratory applications.
Can Molekula supply sodium thiosulfate anhydrous in bulk quantities?
Yes, we offer bulk quantities of sodium thiosulfate anhydrous, with flexible packaging options based on customer requirements.
What documentation comes with an order of sodium thiosulfate anhydrous?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a packing list.
Prêt à passer commande ou besoin d'un emballage sur mesure ?
Indiquez le produit, le grade et la quantité – Molekula répond généralement sous un jour ouvrable avec le prix et le délai de livraison.