
Technical Data Sheet · Version 1.0 · Issued 02 July 2026
Technical Data Sheet
Epsom Salt
Product Description
Chemical Composition
| Component | CAS Number | % w/w |
|---|---|---|
| Magnesium Sulfate Heptahydrate | 10034-99-8 | ≥99% |
Physical & Chemical Properties
| ph | Approximately 5.5 (1% solution) |
| odour | Odorless |
| colour | White |
| viscosity | Not applicable (solid) |
| appearance | White crystalline powder |
| solubility | Highly soluble in water |
| flash point | Non-flammable |
| boiling point | Decomposes before boiling |
| specific gravity | 1.68 g/cm³ |
Performance Data & Dosage
| contact time | Varies; consult process requirements |
| compatibility | Most fertilizers, Cosmetic formulation ingredients, Water treatment agents |
| dilution ratio | Depends on application; e.g. for bath salts, dissolve 1-2 cups in warm water |
| incompatibility | Strong oxidizing agents, Strong bases |
| recommended dosage | Consult specific application guidelines; typically 20-40 kg/ha for agricultural use |
| treatment temperature | Ambient to 40°C depending on process application |
Applications & Industries
Applications
- Water treatment
- Cosmetics
- Agriculture soil amendment
- Pharmaceutical preparations
- Bath salts
- Manufacturing
Industries Served
Health & Safety (GHS)
Signal Word: Warning
Hazard Class: Eye irritation (Category 2)
Hazard Statements:
- Causes serious eye irritation
PPE Required:
first aid skin
Wash with plenty of water. Seek medical advice if irritation develops.
first aid eyes
Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing and seek medical attention if irritation persists.
first aid ingestion
Rinse mouth. If large amounts are ingested or discomfort occurs, seek medical advice.
Storage & Handling
| disposal | Dispose of in accordance with local regulations; avoid discharge to environment without treatment |
| shelf life | 24 months under recommended storage conditions |
| container material | Polywoven bags or plastic drums |
| storage conditions | Keep container tightly closed in a cool, dry, and well-ventilated place away from moisture |
| storage temperature | Store below 30°C |
Packaging & Transport
| un number | Not classified as hazardous for transport |
| packing group | Not applicable |
| transport class | Not regulated |
Standards & Compliance
| Standard | Scope |
|---|---|
| KEBS KS 06-343:1993 | Magnesium Sulphate Heptahydrate specification for industrial use |
| ISO 9001:2015 | Quality management systems - Requirements |
Frequently Asked Questions
What purity levels are available?
Contact Zenco Systems Ltd for detailed purity specifications.
Is bulk order delivery available in East Africa?
Yes, Zenco Systems Ltd provides bulk deliveries across Kenya, Uganda, Tanzania and Rwanda.
Can Epsom Salt be used in water treatment?
Yes, it is commonly used for water treatment and purification processes.
What safety measures should be taken during handling?
Use protective gloves and avoid inhaling dust during handling.
What is the typical packaging size?
Common sizes include 25kg bags suitable for industrial use.
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 Zenco Chemicals’ range of agricultural chemicals, cosmetic raw materials, water treatment chemicals, and mining chemicals to complement your Epsom Salt procurement across East Africa.


