Molekula
Sodium hydrogen carbonate (Sodium bicarbonate) ACS 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 hydrogen carbonate, commonly known as sodium bicarbonate, is a white crystalline powder used primarily as a buffering agent, pH regulator, and mild abrasive in laboratories, pharmaceuticals, food processing, and household applications. It is also employed in fire extinguishers and as a leavening agent in baking. Sodium bicarbonate ACS Grade has a CAS number of 144-55-8, with the molecular formula NaHCO3 and a molecular weight of 84.00661 g/mol. It is stored at ambient conditions and carries no signal word for hazards. Molekula supplies sodium bicarbonate ACS 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 crystalline powder |
| Grade | ACS grade |
| Heavy metals | 5mg/kg max |
| Loss on Drying | 0.25% max |
| Chloride (Cl-) | 150mg/kg max |
| Assay | 99.0% min |
| Iron (Fe) | 20mg/kg max |
| Lead (Pb) | 2mg/kg max |
| Arsenic (As) | 20mg/kg max |
| Calcium (Ca) | 100mg/kg max |
| Ammonium (NH4+) | 20mg/kg max |
| pH (5% sol) | 8.6 max |
| Sulphates (SO4)(2-) | 150mg/kg max |
| Carbonate (CO3(2-)) | 0.23% max |
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 | 90027857 |
| 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
No alternate names recorded for this product.
Frequently asked questions
What is Sodium hydrogen carbonate (Sodium bicarbonate) ACS Grade commonly used for?
This ACS-grade Sodium bicarbonate is primarily used in analytical laboratories for buffering solutions, pH adjustment, and as a reagent in titrations due to its high purity and consistency.
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 ACS Grade be stored?
Store in a tightly sealed container at **ambient temperature**, away from moisture and strong acids to prevent degradation.
What documentation comes with an order of Sodium bicarbonate ACS Grade?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet confirming ACS-grade purity.
Does Molekula supply Sodium bicarbonate ACS Grade in bulk quantities?
Yes, Molekula can supply Sodium bicarbonate ACS Grade in bulk, with quantities tailored to your research or industrial needs—contact us for pricing and availability.
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.