Molekula
Sodium hydrogen carbonate (Sodium bicarbonate) 98.5%
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 hydrogen carbonate, commonly known as sodium bicarbonate, is a white crystalline powder widely used in food production as a leavening agent, in pharmaceuticals as an antacid, and in industrial applications for pH regulation and fire suppression. It is also a key reagent in laboratories and household cleaning products. This high-purity (98.5%) sodium bicarbonate has a CAS number of 144-55-8, a molecular formula of NaHCO3, and a molecular weight of 84.00661 g/mol. It is non-hazardous (no signal word) and can be stored safely at ambient conditions. Molekula supplies sodium bicarbonate 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.
Need a different quantity or pack?
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 to Off-white powder |
| Grade | Technical Grade |
| Sodium Bicarbonate | ⩾ 98.5% |
| 120 Mesh (pass rate) | ≥ 80.0%wt |
| 60 Mesh (pass rate) | ≥ 75.0%wt |
| Sodium carbonate (Na2CO3) | ≤ 1.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White, monoclinic prisms |
| Odour | Odorless |
| Melting Point | 108.9 °C (decomposes) |
| Density | 2.20 g/cm³ |
| Solubility (other solvents) | Soluble in water. Insoluble in ethanol |
| pKa | pKa = 6.3 |
Source: PubChem CID 516892 (HSDB, Haz-Map, EU Food Improvement Agents, DrugBank)
Identification
| Property | Value |
|---|---|
| SKU | 90037225 |
| CAS Number | 144-55-8 |
| IUPAC Name | sodium hydrogen carbonate |
| EC Number | 205-633-8 |
| Molecular Formula | NaHCO3 |
| Molecular Weight | 84.00661 |
| Exact Mass | 83.9823 |
| SMILES | C(=O)(O)[O-].[Na+] |
| InChIKey | UIIMBOGNXHQVGW-UHFFFAOYSA-M |
| InChI | InChI=1S/CH2O3.Na/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1 |
| PubChem CID | 516892 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2836.30.0000 |
| Tariff Code | 2836300000 |
Safety & GHS
Detailed safety information available in the SDS — see Documents below.
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
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
- Baking soda
- Bicarbonate of soda
- Carbonic acid monosodium salt
- Col-evac
- Meylon
- NaHCO3
- Neut
- Sodium acid carbonate
- SODIUM BICARBONATE
- Sodium hydrogen carbonate
Frequently asked questions
What is sodium hydrogen carbonate (sodium bicarbonate) commonly used for?
Sodium bicarbonate is widely used as a leavening agent in food, a pH regulator in pharmaceuticals, an antacid, and in fire extinguishers, cleaning products, and industrial applications like water treatment.
What is the chemical formula and molecular weight of sodium bicarbonate?
The chemical formula is **NaHCO₃**, and the molecular weight is **84.00661 g/mol**.
How should sodium bicarbonate be stored?
Store in a cool, dry place at ambient temperature, ensuring the container is tightly sealed to prevent moisture absorption.
What grades of sodium bicarbonate does Molekula supply?
Molekula supplies **technical grade (98.5% purity)** sodium bicarbonate. Higher purity grades (e.g., USP/EP/FCC) may be available upon request.
Can Molekula supply sodium bicarbonate in bulk quantities?
Yes, Molekula can supply sodium bicarbonate in bulk, with packaging options including drums, bags, or bulk containers depending on quantity.
What documentation comes with a sodium bicarbonate order?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet. Additional documentation, such as a Certificate of Origin, can be provided if required.
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.