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VWR® Calcium carbonate 98.5-100.5%, AnalaR NORMAPUR® analytical reagent
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CAS Number :
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Specifications:
| Application | Analytical Chemistry, Organic Synthesis | ||
| Storage Temperature | Ambient | ||
| Product Type | Laboratory Chemical | Forms | Powder |
| Product Brand | VWR, part of Avantor | ||
| Product Grade | Analytical grade | Formula | CaCO₃ |
VWR® Calcium Carbonate, 98.5–100.5%, AnalaR NORMAPUR® is a high-purity analytical reagent suitable for routine laboratory, quality control, research, and chemical preparation applications. Supplied as a calcium carbonate reagent with a defined assay range of 98.5–100.5%, it offers reliable performance for laboratories requiring controlled purity and consistent reagent quality.
Calcium carbonate is widely used in carbonate chemistry, neutralisation reactions, formulation work, reagent preparation, and analytical testing. This AnalaR NORMAPUR® grade provides controlled impurity limits for heavy metals, hydrochloric acid-insoluble matter, nitrogen, chloride, sulphate, copper, iron, potassium, and sodium.
Key Features
- High-purity calcium carbonate analytical reagent
- AnalaR NORMAPUR® quality
- Assay: 98.5–100.5%, calculated on dried substance
- Suitable for routine analytical and research workflows
- Controlled inorganic and trace metal impurity specifications
- Ambient storage
- Supplied with Certificates and SDS
- Available in 250 g, 1 kg, and 25 kg pack sizes
Applications
- Analytical chemistry workflows
- Reagent and solution preparation
- Carbonate chemistry studies
- Neutralisation reactions
- pH adjustment and buffering-related applications
- Formulation studies
- Quality control testing
- Teaching and research laboratories
- General laboratory chemical use
Product Specifications
| Parameter | Specification |
|---|---|
| Brand | VWR® |
| Product Name | Calcium carbonate |
| Grade | AnalaR NORMAPUR® analytical reagent |
| Synonym | Marble |
| CAS Number | 471-34-1 |
| Molecular Formula | CaCO₃ |
| Molecular Weight | 100.09 g/mol |
| MDL Number | MFCD00010906 |
| Merck Index | 13,01658 |
| EINECS | 207-439-9 |
| REACH Number | 01-2119486795-18 |
| Melting Point | 825°C |
| Density | 2.71 g/cm³ at 20°C |
| Storage Temperature | Ambient |
Quality Specifications
| Test | Specification |
|---|---|
| Assay, calculated on dried substance | 98.5–100.5% |
| Heavy metals as Pb | ≤20 ppm |
| Insolubility in hydrochloric acid | ≤50 ppm |
| Total nitrogen | ≤10 ppm |
| Chloride | ≤0.033% |
| Sulphate | ≤0.03% |
| Copper | ≤5 ppm |
| Iron | ≤10 ppm |
| Potassium | ≤50 ppm |
| Sodium | ≤0.2% |
Ordering Information
| Catalogue Number | Pack Size | Pack Type |
|---|---|---|
| 22303.230 | 250 g | Plastic bottle |
| 22303.290 | 1 kg | Plastic bottle |
| 22303.460 | 25 kg | Plastic bucket |
VWR® Calcium Carbonate, 98.5–100.5%, AnalaR NORMAPUR® Analytical Reagent is a dependable laboratory reagent for applications requiring consistent calcium carbonate purity and controlled impurity levels. Its defined assay range, AnalaR NORMAPUR® quality, and availability in multiple pack sizes make it suitable for analytical testing, reagent preparation, formulation work, and routine laboratory chemical workflows.
- Pack Size: 250g plastic bottle, 1kg Plastic bucket, 25kg