Molekula
Calcium carbonate
Calcium carbonate is a white, odorless powder used in pharmaceuticals, food additives, and industrial applications as a filler, neutralizer, or pH regulator. It has a CAS number of 471-34-1, a molecular formula of CaCO3, and a molecular weight of 100.09 g/mol. It is stable at ambient storage conditions and carries no signal word. Molekula supplies Calcium carbonate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Calcium carbonate is a white, odorless powder used in pharmaceuticals, food additives, and industrial applications as a filler, neutralizer, or pH regulator. It has a CAS number of 471-34-1, a molecular formula of CaCO3, and a molecular weight of 100.09 g/mol. It is stable at ambient storage conditions and carries no signal word. Molekula supplies Calcium carbonate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | White/ off white crystalline powder |
| Conclusion | Conforms to Ph.Eur. |
| Heavy metals | ≤ 0.002% |
| Identification | Conforms to reference |
| E.Coli | Absent in 1g |
| Pseudomonas aeruginosa | Absent in 1g |
| SO4 | ≤ 0.25% |
| Loss on Drying | ≤ 2.0% |
| Fluoride (F) | ≤ 0.005% |
| Chloride (Cl) | ≤ 0.033% |
| Assay | 98.5 - 100.5% |
| S.Aureus | Absence in 1g |
| Bulk density | 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% |
| Barium (Ba) | Opalescence |
| Salmonella / 25g | Absent |
| Identification B | Positive |
| Magnesium and Alkali salts | ≤ 1.0% |
| Enterobacteriacea | Absent in 10g |
| Moulds | ≤ 100cfu/g |
| Yeast | ≤ 100cfu/g |
| Identification A | Positive |
| Aerosmesophil bacteria | ≤ 1000cfu/g |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 48 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 471-34-1 |
| Molecular Formula | CaCO3 |
| Molecular Weight | 100.09 |
| SMILES | C(=O)([O-])[O-].[Ca+2] |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2836500000 |
| Tariff Code | 2836500000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
For research and industrial use only
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is calcium carbonate used for?
Calcium carbonate is commonly used as a filler in plastics, a neutralizing agent in agriculture, and a dietary calcium supplement.
What is the chemical formula and molecular weight of calcium carbonate?
The formula is CaCO3 with a molecular weight of 100.09 g/mol.
How should calcium carbonate be stored?
Store at ambient temperature, away from moisture and direct sunlight.
What grade of calcium carbonate does Molekula supply?
Molekula supplies technical grade calcium carbonate; custom grades available upon request.
Can Molekula supply calcium carbonate in bulk?
Yes, Molekula offers bulk quantities in drums, totes, and bulk bags.
What documentation comes with a calcium carbonate order?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.