Molekula
ثيوسولفات الصوديوم الخماسي المائي
Sodium thiosulfate pentahydrate
مؤهل وفق ISO 9001:2015 و ISO 14001:2015 · تقديم خدمات للمختبرات والصناعة منذ عام 2000 · شهادة التحليل مع كل دفعة
Sodium thiosulfate pentahydrate is an inorganic compound widely used as a reducing agent, in photography for fixing developed film, and in water treatment to neutralize chlorine. It also serves in chemical synthesis, food processing, and as an antidote for cyanide poisoning. This white crystalline powder has a CAS number of 10102-17-7, a molecular formula of Na₂S₂O₃·5H₂O, and a molecular weight of 248.18. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies sodium thiosulfate pentahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
Sodium thiosulfate pentahydrate is an inorganic compound widely used as a reducing agent, in photography for fixing developed film, and in water treatment to neutralize chlorine. It also serves in chemical synthesis, food processing, and as an antidote for cyanide poisoning. This white crystalline powder has a CAS number of 10102-17-7, a molecular formula of Na₂S₂O₃·5H₂O, and a molecular weight of 248.18. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies sodium thiosulfate pentahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | crystal or white solid |
| Heavy metals | ≤ 0.0005% |
| Chloride (Cl-) | ≤ 0.02% |
| Assay | ≥ 99.0% |
| Water insoluble matter | ≤ 0.005% |
| Iron (Fe) | ≤ 0.005% |
| Calcium (Ca) | ≤ 0.003% |
| Magnesium (Mg) | ≤ 0.001% |
| Sulphur Compounds | ≤ 0.00025% |
| Sulphates and sulphite | ≤ 0.05% |
| Total nitrogen (N) | ≤ 0.005% |
التخزين والتعامل
| Property | Value |
|---|---|
| درجة حرارة التخزين | Ambient |
| الحموضة | Neutral |
التعرف
| Property | Value |
|---|---|
| SKU | 59162714 |
| رقم CAS | 10102-17-7 |
| الصيغة الجزيئية | Na2S2O3 · 5H2O |
| الوزن الجزيئي | 248.18 |
| SMILES | O.O.O.O.O.[O-]S(=O)(=S)[O-].[Na+].[Na+] |
| رمز REACH | Y113 |
| رقم HTS | 28323010 |
| رقم التعريف الجمركي | 2832300000 |
السلامة ونظام التصنيف والتحذير العالمي
إقرارات احترازية
- P280 توضع قفازات للحماية / ملابس للحماية / وقاء للعينين / للوجه
الوثائق
أوراق بيانات السلامة (SDS)
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شهادة التحليل (CoA) حسب الدفعة
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مرادفات
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الأسئلة الشائعة
What is sodium thiosulfate pentahydrate commonly used for?
It is primarily used in photography as a fixer to remove unexposed silver halide, in water treatment for chlorine and heavy metal detoxification, and in chemical synthesis as a reducing agent.
What is the chemical formula and molecular weight of sodium thiosulfate pentahydrate?
The formula is **Na₂S₂O₃·5H₂O**, and the molecular weight is **248.18 g/mol**.
What safety classification does sodium thiosulfate pentahydrate have?
It carries **no signal word** under GHS classification, indicating low acute toxicity.
How should sodium thiosulfate pentahydrate be stored?
Store it in a **cool, dry place at ambient temperature**, away from strong oxidizing agents.
Does Molekula offer sodium thiosulfate pentahydrate in bulk quantities?
Yes, we supply it in **bulk (drums, totes, or custom packaging)** for industrial and commercial applications.
What documentation is provided with an order of sodium thiosulfate pentahydrate?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a packing slip with batch details.
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