Molekula
ثيوسولفات الصوديوم غير المائي
Sodium thiosulfate anhydrous
مؤهل وفق ISO 9001:2015 و ISO 14001:2015 · تقديم خدمات للمختبرات والصناعة منذ عام 2000 · شهادة التحليل مع كل دفعة
Sodium thiosulfate anhydrous is an inorganic compound widely used as a reducing agent, in photography for fixing developed films, and in water treatment to neutralize chlorine. It also serves in medical applications for cyanide poisoning antidotes and as a laboratory reagent for iodine titration. This chemical has the CAS number 7772-98-7, with the molecular formula Na2O3S2 and a molecular weight of 158.11. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies sodium thiosulfate anhydrous from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
Sodium thiosulfate anhydrous is an inorganic compound widely used as a reducing agent, in photography for fixing developed films, and in water treatment to neutralize chlorine. It also serves in medical applications for cyanide poisoning antidotes and as a laboratory reagent for iodine titration. This chemical has the CAS number 7772-98-7, with the molecular formula Na2O3S2 and a molecular weight of 158.11. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies sodium thiosulfate anhydrous from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | Colourless to white micro-crystalline |
| Heavy metals | ≤ 0.002% |
| Identification | Conforms to reference |
| pH | 6.5 - 9.5 |
| Water insoluble matter | ≤ 0.1% |
| Iron (Fe) | ≤ 0.005% |
| Sulphites (Na2SO3) | ≤ 0.5% |
| Active agent content as Na2S2O3 | ≥ 97% |
| Sulphate and Sulphite content as SO4 | ≤0.8% |
| Earth alkali elements as calcium | ≤0.2% |
التخزين والتعامل
| Property | Value |
|---|---|
| درجة حرارة التخزين | Ambient |
| الحموضة | Neutral |
التعرف
| Property | Value |
|---|---|
| SKU | 43109159 |
| رقم CAS | 7772-98-7 |
| الصيغة الجزيئية | Na2O3S2 |
| الوزن الجزيئي | 158.11 |
| SMILES | [Na].O=S(=O)(O)S |
| رمز REACH | Y113 |
| مُدرَج وفق TSCA | نعم |
| رقم HTS | 28323010 |
| رقم التعريف الجمركي | 2832100000 |
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 anhydrous commonly used for?
Sodium thiosulfate anhydrous is primarily used in photography as a fixing agent, in water treatment for detoxifying chlorine, and in chemical synthesis as a reducing agent.
What is the chemical formula and molecular weight of sodium thiosulfate anhydrous?
The chemical formula is **Na₂S₂O₃**, and the molecular weight is **158.11 g/mol**.
How should sodium thiosulfate anhydrous be stored?
Store in a cool, dry place at ambient temperature, away from moisture and incompatible substances.
What grades of sodium thiosulfate anhydrous does Molekula supply?
Molekula supplies **technical grade** sodium thiosulfate anhydrous, suitable for industrial and laboratory applications.
Can Molekula supply sodium thiosulfate anhydrous in bulk quantities?
Yes, we offer bulk quantities of sodium thiosulfate anhydrous, with flexible packaging options based on customer requirements.
What documentation comes with an order of sodium thiosulfate anhydrous?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a packing list.
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