Molekula
كبريتات الصوديوم (هيدروجين كبريتات الصوديوم)
Sodium bisulfite (Sodium hydrogen sulfite)
Sodium bisulfite is a white crystalline powder used as a reducing agent, preservative, and antioxidant in pharmaceuticals, food, and industrial processes. It is also employed in photographic chemicals and water treatment. Available in 1 kg, 5 kg, and 25 kg packaging, it has a molecular formula of NaHSO3, molecular weight of 104.06 g/mol, and CAS number 7631-90-5. Store at ambient temperature. Molekula supplies Sodium bisulfite from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
Sodium bisulfite is a white crystalline powder used as a reducing agent, preservative, and antioxidant in pharmaceuticals, food, and industrial processes. It is also employed in photographic chemicals and water treatment. Available in 1 kg, 5 kg, and 25 kg packaging, it has a molecular formula of NaHSO3, molecular weight of 104.06 g/mol, and CAS number 7631-90-5. Store at ambient temperature. Molekula supplies Sodium bisulfite from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | White to off-white crystalline powder |
| Heavy metals | ≤ 0.001% |
| pH | 4.0 - 5.0 |
| Chloride (Cl) | ≤ 0.05% |
| Assay | ≥ 98.0% (Titration against NaOH, 1:1) |
| Water insoluble matter | ≤ 0.2% |
| Iron (Fe) | ≤ 0.2% |
| Arsenic (As) | ≤ 0.0002% |
التخزين والتعامل
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Acid |
التعرف
| Property | Value |
|---|---|
| SKU | 10878741 |
| CAS Number | 7631-90-5 |
| Molecular Formula | NaHSO3 |
| Molecular Weight | 104.06 |
| SMILES | OS(=O)[O-].[Na+] |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2832.10.00.00 |
| Tariff Code | 2832100000 |
السلامة ونظام التصنيف والتحذير العالمي
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Health Hazard
GHS07
بيانات الخطر
- EUH031 Contact with acids liberates toxic gas
- H302 Harmful if swallowed
- H319 Causes serious eye irritation
إقرارات احترازية
- 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
مخصص للأغراض البحثية والصناعية فقط
الوثائق
أوراق بيانات السلامة (SDS)
متوفر بـ PT, RU, FR, IT, ES, DE, EN.
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PT - (10878741) SODIUM BISULFITE (SODIUM HYDROGEN SULFITE) [7631-90-5].pdf
SDS · PT · 188 KB
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RU - (10878741) SODIUM BISULFITE (SODIUM HYDROGEN SULFITE) [7631-90-5].pdf
SDS · RU · 263 KB
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FR - (10878741) SODIUM BISULFITE (SODIUM HYDROGEN SULFITE) [7631-90-5].pdf
SDS · FR · 186 KB
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IT - (10878741) SODIUM BISULFITE (SODIUM HYDROGEN SULFITE) [7631-90-5].pdf
SDS · IT · 183 KB
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ES - (10878741) SODIUM BISULFITE (SODIUM HYDROGEN SULFITE) [7631-90-5].pdf
SDS · ES · 186 KB
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DE - (10878741) SODIUM BISULFITE (SODIUM HYDROGEN SULFITE) [7631-90-5].pdf
SDS · DE · 186 KB
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EN - (10878741) SODIUM BISULFITE (SODIUM HYDROGEN SULFITE) [7631-90-5].pdf
SDS · EN · 184 KB
شهادة التحليل (CoA) حسب الدفعة
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مرادفات
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الأسئلة الشائعة
What is sodium bisulfite used for?
Sodium bisulfite is commonly used as a preservative in food and pharmaceuticals, and as a reducing agent in chemical processes such as dyeing and photography.
What is the chemical formula and molecular weight of sodium bisulfite?
The chemical formula is NaHSO3 and the molecular weight is 104.06 g/mol.
How should sodium bisulfite be stored?
It should be stored at ambient temperature, in a dry, well-ventilated area, away from incompatible materials.
What grade of sodium bisulfite does Molekula supply?
Molekula supplies sodium bisulfite in reagent grade, suitable for laboratory and industrial applications.
Can Molekula supply sodium bisulfite in bulk?
Yes, Molekula can supply sodium bisulfite in bulk quantities; please contact our sales team for pricing and availability.
What documentation comes with a sodium bisulfite order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
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