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Sodium bicarbonate (baking soda)
NaHCO₃
Sodium bicarbonate is a white, mildly alkaline powder used in food, animal feed and industry. The grade decides which of those uses a lot is permitted for.
Also known as: Baking soda, sodium hydrogen carbonate
Form and grades
It is supplied in food, feed and technical grades. The grades differ in purity, impurity limits and particle size.
Technical specifications
| Parameter | Limit | Value |
|---|---|---|
| Purity (NaHCO₃) | min | 98% |
| Sodium carbonate (Na₂CO₃) | max | 0.5% |
| Sodium chloride (NaCl) | max | 0.1% |
| Iron (Fe) | typical | 5 ppm |
Data basis: Producer's specification. Final quality is confirmed by the certificate of analysis for each lot and, where agreed, by independent inspection at loading.
Technical data sheet (PDF)TDS-SB-01What to check before buying
- Purity
- The grade stated on the certificate of analysis
- Heavy metals
- Moisture
- Particle size
- Insoluble matter
These figures depend on grade, producer and lot. They are read from the certificate of analysis of the lot offered, not from this page.
Uses
- Food and baking, in food grade only
- Animal feed, in feed grade only
- Detergents, flue-gas treatment and other industrial uses, in technical grade
Specifications and delivery
Grade, packaging, quantity and delivery terms are confirmed against the producer’s analysis and your enquiry.
Questions buyers ask
Can technical grade be used in food or feed?
No. Food and feed use is permitted only for a grade produced for that purpose and stated as such on the certificate of analysis.
What to send with an enquiry
- Grade or specifications
- Quantity and schedule
- Grade: food, feed or technical
- Destination and the requirements of that market
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