Molekula
Sodium carbonate anhydrous, Pharma grade
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Sodium carbonate anhydrous, Pharma grade, is a white, water-soluble powder primarily used as a buffering agent, pH adjuster, and excipient in pharmaceutical formulations, as well as in food processing and industrial applications. It is also employed in water treatment and as a laboratory reagent. Beyond pharmaceuticals, it serves in pulp and paper processing, textile manufacturing, aluminum production and petroleum refining, and as an ingredient in hard-surface disinfectant and sanitizer products. CAS 497-19-8, molecular formula Na₂CO₃, molecular weight 105.99. Stored at ambient conditions. Signal word: Warning. Molekula supplies sodium carbonate anhydrous, Pharma grade, from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White powder |
| Water | ≤ 0.50% w/w |
| Loss on Drying | ≤ 1.00% |
| Chloride (Cl-) | ≤ 125ppm |
| Iron (Fe) | ≤ 10.0ppm |
| Lead (Pb) | ≤ 2.0ppm |
| Mercury (Hg) | ≤ 1.000ppm |
| Arsenic (As) | ≤ 3.0ppm |
| Sulphates (SO4)(2-) | ≤ 30ppm |
| Na2CO3 on anhydrous basis | 99.5 - 100.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 0 °C |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White hygroscopic powder |
| Odour | Odorless |
| Melting Point | 856 °C |
| Density | 2.54 g/cm³ |
| Water Solubility | Soluble in water |
| Solubility (other solvents) | Sparingly soluble in ethanol; insoluble in acetone |
| Refractive Index | 1.535 |
Source: PubChem CID 10340 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 90030214 |
| CAS Number | 497-19-8 |
| IUPAC Name | disodium;carbonate |
| EC Number | 207-838-8 |
| Molecular Formula | Na2CO3 |
| Molecular Weight | 105.99 |
| Exact Mass | 105.9643 |
| SMILES | C(=O)([O-])[O-].[Na+].[Na+] |
| InChIKey | CDBYLPFSWZWCQE-UHFFFAOYSA-L |
| InChI | InChI=1S/CH2O3.2Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2 |
| PubChem CID | 10340 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2836.20.0000 |
| Tariff Code | 2836200000 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H319 Causes serious eye irritation
Precautionary statements
- P232 Protect from moisture
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
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.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is sodium carbonate anhydrous used for in pharma applications?
Sodium carbonate anhydrous is commonly used in pharmaceutical manufacturing as a pH adjuster, buffer, and excipient in tablet formulations, as well as in the production of effervescent granules.
What is it used for?
Outside pharmaceutical work, sodium carbonate is used in pulp and paper processing, textile fiber and fabric manufacturing, aluminum production and petroleum refining. It is also formulated into hard-surface disinfectant and sanitizer products and used as an inert ingredient in many pesticide products.
What is the chemical formula and molecular weight of sodium carbonate anhydrous?
The chemical formula is **Na₂CO₃**, and the molecular weight is **105.99 g/mol**.
How should sodium carbonate anhydrous (pharma grade) be stored?
Store at ambient temperature in a dry, well-ventilated area, away from moisture and incompatible substances.
What grade of sodium carbonate is available from Molekula, and is pharma grade suitable for my needs?
Molekula supplies **pharma grade** sodium carbonate anhydrous, which meets strict purity and regulatory standards for pharmaceutical applications.
Can Molekula supply sodium carbonate anhydrous in bulk quantities?
Yes, Molekula can provide sodium carbonate anhydrous in bulk, with packaging options tailored to your order size.
What documentation comes with a pharma-grade sodium carbonate anhydrous order?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **Batch-specific documentation** to ensure compliance with pharmaceutical standards.
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.