Molekula
Sulfite métabisulfite de sodium
Sodium metabisulfite
Sodium metabisulfite is a white crystalline powder used as a reducing agent, preservative, and antioxidant in food, pharmaceuticals, and industrial processes. It is also employed in photographic chemicals and water treatment. CAS: 7681-57-4, Molecular Formula: Na2O5S2, Molecular Weight: 190.11 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies Sodium metabisulfite from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Aperçu
Sodium metabisulfite is a white crystalline powder used as a reducing agent, preservative, and antioxidant in food, pharmaceuticals, and industrial processes. It is also employed in photographic chemicals and water treatment. CAS: 7681-57-4, Molecular Formula: Na2O5S2, Molecular Weight: 190.11 g/mol, Storage: Ambient, Signal Word: Danger. Molekula supplies Sodium metabisulfite from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prix et formats de conditionnement
Spécifications
| Property | Value |
|---|---|
| Appearance | Fine Crystals |
| Heavy metals | ≤10mg/kg max |
| Identification | Conforms to reference |
| Assay | ≥98% |
| Iron as Fe | ≤5mg/kg |
| Lead as Pb | ≤2mg/kg |
| Arsenic as As | ≤1mg/kg |
| Mercury as Hg | ≤1mg/kg |
| Cadmium as Cd | ≤1mg/kg |
| Nickel (Ni) | ≤1mg/kg |
| Chromium (Cr) | ≤1mg/kg |
| Antimony (Sb) | ≤1mg/kg |
| Selenium (Se) | ≤1mg/kg |
| Thiosulfates | ≤0.04% |
Stockage et manipulation
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 33231649 |
| CAS Number | 7681-57-4 |
| Molecular Formula | Na2O5S2 |
| Molecular Weight | 190.11 |
| SMILES | [O-]S(=O)S(=O)(=O)[O-].[Na+].[Na+] |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28321000 |
| Tariff Code | 2832100000 |
Sécurité et GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
Déclarations de danger
- EUH031 Contact with acids liberates toxic gas
- H302 Harmful if swallowed
- H318 Causes serious eye damage
Déclarations de précaution
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P333+313 IF skin irritation or a rash occurs: Get medical advice/attention
- P337+313 If eye irritation persists get medical advice/attention
À usage recherche et industriel uniquement
Documents
Fiches de données de sécurité (FDS)
Disponible en IT, FR, ES, DE, EN.
-
IT - (33231649) SODIUM METABISULFITE [7681-57-4].pdf
SDS · IT · 228 KB
-
FR - (33231649) SODIUM METABISULFITE [7681-57-4].pdf
SDS · FR · 233 KB
-
ES - (33231649) SODIUM METABISULFITE [7681-57-4].pdf
SDS · ES · 230 KB
-
DE - (33231649) SODIUM METABISULFITE [7681-57-4].pdf
SDS · DE · 229 KB
-
EN - (33231649) SODIUM METABISULFITE [7681-57-4].pdf
SDS · EN · 229 KB
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 metabisulfite used for?
Sodium metabisulfite is commonly used as a preservative in food and beverages, a reducing agent in chemical processes, and in water treatment to control microbial growth.
What is the chemical formula and molecular weight of sodium metabisulfite?
The formula is Na2O5S2 and the molecular weight is 190.11 g/mol.
How should sodium metabisulfite be stored?
It should be stored at ambient temperature in a dry, well-ventilated area away from incompatible materials.
What grade is available for sodium metabisulfite?
Available in technical and food-grade qualities; specific grades depend on customer requirements and application.
Can Molekula supply sodium metabisulfite in bulk?
Yes, Molekula can supply sodium metabisulfite in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a sodium metabisulfite order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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.