Molekula
Sulfito sódico anhidro
Sodium sulfite anhydrous
Certificado ISO 9001:2015 e ISO 14001:2015 · Suministro a laboratorios e industria desde el año 2000 · Certificado de Análisis (CoA) con cada lote
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.
Resumen
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.
Precios y tamaños de envase
Especificaciones
| 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 |
Almacenamiento y manejo
| Property | Value |
|---|---|
| Temperatura de Almacenamiento | Ambient |
| Acidez | Base |
Identificación
| Property | Value |
|---|---|
| SKU | 31377880 |
| Número CAS | 7757-83-7 |
| Fórmula molecular | Na2O3S |
| Peso molecular | 126.04 |
| SMILES | [Na].O=S(O)O |
| Código REACH | Y113 |
| Incluido en el listado TSCA | Sí |
| Código HTS | 28321000 |
| Código arancelario | 2832100000 |
Seguridad y GHS
Declaraciones de peligro
- EUH031 En contacto con ácidos libera gases tóxicos.
Declaraciones de precaución
- P231+232 Manipular y almacenar en un medio de gas inerte. Proteger de la humedad.
- P264 Lavarse concienzudamente tras la manipulación.
- P280 Llevar guantes/prendas/gafas/máscara de protección.
- P308+313 EN CASO DE exposición manifiesta o presunta: Consultar a un médico.
Documentos
Fichas de Datos de Seguridad (FDS)
Disponible en English, French, German, Italian, Spanish.
Certificado de Análisis (CoA) por lote
Introduzca un número de lote o partida para recuperar el informe de análisis (CoA) correspondiente a esa partida específica. Podemos generar uno a partir de los datos de especificación si no hay ningún PDF disponible.
Sinónimos
No se han registrado nombres alternativos para este producto.
Preguntas frecuentes
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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