Sodium diacetate
General Product Information
| Article | Sodium diacetate |
| Synonyms | E262(ii), Sodium hydrogen acetate, Sodium acid acetate |
| CAS No. | 126-96-5 |
| EEG No. | – |
| EINECS No. | 204-814-9 |
| IMO | – |
| Tariff Code | 29152900 |
| UN No. | – |
| VLG/ADR | – |
Description
Sodium diacetate is a compound formed from acetic acid (acetate). It is widely used as a preservative, pH regulator and complexing agent. The product usually appears as a white to pale yellow crystalline powder, which is Highly soluble in water. Due to its stability and functional properties, sodium diacetate is a versatile substance in various industrial sectors.
Characteristics
- Odor: –
- Hygroscopic: –
- Color: White to light yellow.
- Grade: Food.
- Solubility: Soluble in water; moderately soluble in alcohol.
- Taste: –
- Shape: Crystalline powder.
Physical & Chemical Properties
| Chemical Structure | C4H7NaO4 |
| Molar Weight | 142.09 g/mol |
| Melting Point | Approx. 140 °C (decomposes). |
| Boiling Point | – |
| Density | Approx. 1.5 g/cm³. |
| Refractive Index | – |
| pH | 7 – 9 (on 1% solution) |
Applications
Sodium diacetate is applied in various ways, for instance:
1. Food Industry
Sodium diacetate is used as a preservative (as food additive E262(ii)) and pH regulator in meat products, cheese, bread and other foods. It prevents bacterial growth and extends shelf life.
2. Pharmaceutical Industry
Buffer dust in drugs and laboratory reagents.
3. Cosmetic Industry
pH regulator and stabilizer in personal care products such as shampoos and lotions.
4. Textile & Leather Industry
Used as a buffer and complexing agent in dyes and tanning processes.
5. Chemical Industrial
Used as a complexing agent and stabilizer at various synthesis processes.
Interessing Links
- Codex Alimentarius (FAO/WHO) – Guidelines and standards for food additives and ingredients.
- European Chemicals Agency (ECHA) – For chemical information and regulations.
- European Food Information Council (EFIC)
- European Food Safety Authority (EFSA) – Information on the safety and uses of food additives and ingredients.
- PubChem – Sodium diacetate – Chemical information by the National Library of Medicine of the National Center for Biotechnology Information (NIH-NCBI).
- Wikipedia – Sodium diacetate
Quotation Request
| Article | Sodium diacetate |
| CAS No. | 126-96-5 |
| EINECS No. | 204-814-9 |
| Tariff Code | 29152900 |