Molekula
Solfito di sodio anidro
Sodium sulfite anhydrous
Certificato ISO 9001:2015 & ISO 14001:2015 · Fornitura a laboratori e industria dal 2000 · Certificato di Analisi (CoA) per ogni lotto
Sodium sulfite anhydrous is a white, water-soluble powder primarily used as a reducing agent, antioxidant, and preservative in food, pharmaceuticals, and industrial processes like pulp bleaching and wastewater treatment. It prevents oxidation in dried fruits, wines, and processed foods, while also serving as a dechlorinating agent in water systems. This chemical has a CAS number of 7757-83-7, molecular formula Na₂O₃S, and a molecular weight of 126.04 g/mol. It is non-hazardous (no signal word) and can be stored safely at ambient conditions. Molekula supplies sodium sulfite anhydrous from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Panoramica
Sodium sulfite anhydrous is a white, water-soluble powder primarily used as a reducing agent, antioxidant, and preservative in food, pharmaceuticals, and industrial processes like pulp bleaching and wastewater treatment. It prevents oxidation in dried fruits, wines, and processed foods, while also serving as a dechlorinating agent in water systems. This chemical has a CAS number of 7757-83-7, molecular formula Na₂O₃S, and a molecular weight of 126.04 g/mol. It is non-hazardous (no signal word) and can be stored safely at ambient conditions. Molekula supplies sodium sulfite anhydrous from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prezzi e formati disponibili
Specifiche
| Property | Value |
|---|---|
| Appearance | Fine white crystals |
| Heavy metals | ≤10mg/kg |
| Assay | ≥98.0% |
| Bulk density | 1.5 - 1.7kg/dm3 |
| Iron (Fe) | ≤5mg/kg |
| Lead (Pb) | ≤2mg/kg |
| Arsenic (As) | ≤1mg/kg |
| Selenium (Se) | ≤1mg/kg |
Immagazzinamento e manipolazione
| Property | Value |
|---|---|
| Temperatura di Conservazione | Ambient |
| Acidità | Base |
Identificazione
| Property | Value |
|---|---|
| SKU | 31377880 |
| Numero CAS | 7757-83-7 |
| Formula molecolare | Na2O3S |
| Peso molecolare | 126.04 |
| SMILES | [Na].O=S(O)O |
| Codice REACH | Y113 |
| Elencato TSCA | Sì |
| Codice HTS | 28321000 |
| Codice doganale | 2832100000 |
Sicurezza e GHS
Dichiarazioni di pericolo
- EUH031 A contatto con acidi libera gas tossici.
Istruzioni di precauzione
- P231+232 Manipolare e conservare in atmosfera di gas inerte/... Tenere al riparo dall'umidità.
- P264 Lavare accuratamente ... dopo l'uso.
- P280 Indossare guanti/indumenti protettivi/proteggere gli occhi/proteggere il viso.
- P308+313 In caso di esposizione o di temuta esposizione, consultare un medico.
Documenti
Fogli di dati di sicurezza (SDS)
Disponibile in English, French, German, Italian, Spanish.
Certificato di Analisi (CoA) per lotto
Inserisci un numero di lotto o di partita per recuperare il certificato di analisi relativo a tale partita. Possiamo generarlo dai dati specifici se non è disponibile alcun PDF.
Sinonimi
Nessun altro nome registrato per questo prodotto.
Domande frequenti
What is sodium sulfite anhydrous commonly used for?
Sodium sulfite anhydrous is primarily used as a reducing agent in photography, pulp and paper processing, and as a preservative in food and water treatment to prevent oxidation.
What is the chemical formula and molecular weight of sodium sulfite anhydrous?
The chemical formula is **Na₂SO₃**, and the molecular weight is **126.04 g/mol**.
How should sodium sulfite anhydrous be stored?
Store in a cool, dry, well-ventilated area at ambient temperature, away from strong oxidizing agents and moisture.
What grades of sodium sulfite anhydrous does Molekula supply?
Molekula supplies sodium sulfite anhydrous in **technical/industrial grade** for bulk applications.
Can Molekula supply sodium sulfite anhydrous in bulk quantities?
Yes, Molekula can supply sodium sulfite anhydrous in bulk, with quantities tailored to your specific requirements.
What documentation is provided with an order of sodium sulfite anhydrous?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a packing list for traceability.
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