Molekula
كربونات الكالسيوم، درجة ACS
Calcium carbonate, ACS Grade
مؤهل وفق ISO 9001:2015 و ISO 14001:2015 · تقديم خدمات للمختبرات والصناعة منذ عام 2000 · شهادة التحليل مع كل دفعة
Calcium carbonate, ACS Grade, is a high-purity, white crystalline powder primarily used as a buffering agent, pH regulator, and analytical reagent in laboratories. It meets the stringent requirements of the American Chemical Society for consistency and reliability in research and testing applications. This product has a CAS number of 471-34-1, with the molecular formula CaCO3 and a molecular weight of 100.09. It is stored at ambient conditions and carries no signal word for hazard classification. Molekula supplies Calcium Carbonate, ACS Grade from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
Calcium carbonate, ACS Grade, is a high-purity, white crystalline powder primarily used as a buffering agent, pH regulator, and analytical reagent in laboratories. It meets the stringent requirements of the American Chemical Society for consistency and reliability in research and testing applications. This product has a CAS number of 471-34-1, with the molecular formula CaCO3 and a molecular weight of 100.09. It is stored at ambient conditions and carries no signal word for hazard classification. Molekula supplies Calcium Carbonate, ACS Grade from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | White/ off white crystalline powder |
| Conclusion | ACS Reagent |
| Identification | Conforms to reference |
| Loss on Drying | ≤ 2.0% |
| Chloride (Cl-) | ≤ 0.033% |
| Assay | 98.5 - 100.5% |
| Bulk density | ca. 2.7 g/ml |
| Cadmium (Cd) | ≤ 0.00005% |
| Iron (Fe) | ≤ 0.02% |
| Lead (Pb) | ≤ 0.002% |
| Mercury (Hg) | ≤ 0.00005% |
| Arsenic (As) | ≤ 0.00015% |
| Insoluble matter in acid | ≤ 0.2% |
| Sulphates (SO4)(2-) | ≤ 0.25% |
| Magnesium and Alkali salts | ≤ 1.0% |
| Fluoride (F-) | ≤ 0.005% |
التخزين والتعامل
| Property | Value |
|---|---|
| درجة حرارة التخزين | Ambient |
| الحموضة | Neutral |
التعرف
| Property | Value |
|---|---|
| SKU | 90025393 |
| رقم CAS | 471-34-1 |
| الصيغة الجزيئية | CaCO3 |
| الوزن الجزيئي | 100.09 |
| SMILES | C(=O)([O-])[O-].[Ca+2] |
| رمز REACH | Y113 |
| مُدرَج وفق TSCA | نعم |
| رقم HTS | 2836500000 |
| رقم التعريف الجمركي | 2836500000 |
السلامة ونظام التصنيف والتحذير العالمي
إقرارات احترازية
- P264 تغسل ... جيداً بعد المناولة
- P280 توضع قفازات للحماية / ملابس للحماية / وقاء للعينين / للوجه
الوثائق
شهادة التحليل (CoA) حسب الدفعة
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مرادفات
لا توجد أسماء بديلة مسجلة لهذا المنتج.
الأسئلة الشائعة
What is calcium carbonate (ACS Grade) commonly used for in laboratories?
ACS Grade calcium carbonate is primarily used as a primary standard for acid-base titrations, a buffer in analytical chemistry, and as a reagent in various chemical reactions requiring high purity.
What is the chemical formula and molecular weight of calcium carbonate?
The chemical formula is **CaCO₃**, and the molecular weight is **100.09 g/mol**.
How should calcium carbonate (ACS Grade) be stored?
Store in a cool, dry place at ambient temperature, tightly sealed to prevent moisture absorption.
What purity grade is available for calcium carbonate from Molekula?
Molekula supplies calcium carbonate in **ACS Grade**, meeting high-purity requirements for analytical and laboratory use.
Can Molekula supply calcium carbonate in bulk quantities?
Yes, bulk quantities of calcium carbonate (ACS Grade) are available upon request—contact our sales team for custom packaging options.
What documentation is provided with an order of calcium carbonate (ACS Grade)?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and batch-specific documentation verifying ACS compliance.
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