
Technical Data Sheet · Version 1.0 · Issued 02 July 2026
Technical Data Sheet
Soda Ash
Product Description
Chemical Composition
| Component | CAS Number | % w/w |
|---|---|---|
| Sodium Carbonate | 497-19-8 | ≥99% |
Physical & Chemical Properties
| ph | 11.5 (1% aqueous solution) |
| odour | Odorless |
| colour | White |
| viscosity | Not applicable |
| appearance | White granular or crystalline powder |
| solubility | Soluble in water |
| flash point | Non-flammable |
| boiling point | Decomposes before boiling |
| specific gravity | 2.53 g/cm³ |
Performance Data & Dosage
| contact time | Consult process guidelines specific to application. |
| compatibility | Water, Glass raw materials, Detergent ingredients, Textile and pulp processing chemicals |
| dilution ratio | Varies per application; typically dissolved in water for desired concentration. |
| incompatibility | Strong acids, Aluminum and magnesium, Moisture (may cause caking) |
| recommended dosage | Dependent on industry application and process requirements; consult technical team. |
| treatment temperature | Stable under normal industrial processing temperatures; temperature dependent on final use. |
Applications & Industries
Applications
- Glass manufacturing
- Detergent production
- Water treatment
- Pulp and paper processing
- Textile manufacturing
Industries Served
Health & Safety (GHS)
Signal Word: Warning
Hazard Class: Serious eye damage/eye irritation Category 2A, Skin irritation Category 2
Hazard Statements:
- H315: Causes skin irritation
- H319: Causes serious eye irritation
PPE Required:
first aid skin
Remove contaminated clothing and wash skin thoroughly with water. Seek medical attention if irritation persists.
first aid eyes
Rinse immediately with plenty of water for at least 15 minutes. Seek medical attention if irritation persists.
first aid ingestion
Rinse mouth with water. Do NOT induce vomiting. Seek immediate medical attention.
Storage & Handling
| disposal | Dispose in accordance with local environmental regulations. Avoid release to environment without proper treatment. |
| shelf life | 2 years if stored in original sealed packaging under recommended conditions |
| container material | Polyethylene-lined bags or other moisture-resistant containers |
| storage conditions | Store in a cool, dry, well-ventilated area away from moisture and incompatible materials such as acids and metals. Keep containers tightly closed. |
| storage temperature | Store below 30°C |
Packaging & Transport
| un number | UN2830 |
| packing group | III |
| transport class | 8 (Corrosive substances) |
Standards & Compliance
| Standard | Scope |
|---|---|
| KEBS KS EAS 162:2016 | Sodium Carbonate Industrial Grade specifications |
| ISO 787-21 | Chemical analysis of sodium carbonate |
Frequently Asked Questions
What packaging sizes are available for Soda Ash?
Available in 25kg and 50kg bags suitable for bulk industrial use.
Is Soda Ash suitable for water treatment?
Yes, it effectively adjusts pH and removes hardness in water treatment.
Do you offer delivery to all East African countries?
Yes, Zenco Systems Ltd supplies Kenya, Uganda, Tanzania, Rwanda, Burundi, South Sudan, Ethiopia, Somalia, and DRC.
What safety measures should be taken when handling Soda Ash?
Use protective gloves and eyewear to avoid skin and eye irritation.
Is bulk discounting available?
Yes, we offer tiered pricing for orders exceeding 500kg. Contact sales for quotes.
Want a downloadable copy of this datasheet?
Contact our technical team and we will send you the full official PDF directly to your inbox.
Related Products
Explore additional products from Zenco Chemicals including our mining chemicals, water treatment chemicals, and detergent raw materials available for East African industries.


