Product Description
Soda Lime is a mixture of calcium hydroxide (Ca(OH)₂) and sodium or potassium hydroxide (NaOH/KOH), designed as a highly efficient absorbent for carbon dioxide (CO₂) and acidic gases. It appears as white to gray granular pellets or powder, and is widely used in laboratories, medical equipment, and industrial gas purification systems.
Due to its strong reactivity with carbon dioxide, Soda Lime is commonly employed in gas analysis, anesthesia machines, rebreathing systems, and incubation chambers. It ensures efficient CO₂ removal and stable gas compositions in controlled environments.

Key Features
- Chemical Composition: Primarily calcium hydroxide with small amounts of NaOH or KOH
• Chemical Formula: Mixture (Ca(OH)₂ + NaOH/KOH)
• CAS Number: 8006-28-8
• Appearance: White to grayish granular solid or pellets
• Odor: Odorless
• pH (10% slurry): Strongly alkaline (12–14)
• Reactivity: Rapidly absorbs carbon dioxide and acidic gases
• Moisture Content: ~15–20% (for optimal absorption efficiency)
• Storage Stability: Stable under dry conditions
Applications
Laboratory & Research
- Used as a CO₂ absorbent in gas analysis and respiration studies.
• Commonly employed in incubators and anaerobic chambers for maintaining controlled atmospheres.
• Serves as a drying and purifying agent for laboratory gases.
• Used in educational and research laboratories for chemical demonstrations and air purification.
Medical & Industrial Uses
- Widely applied in anesthesia machines and rebreathers for removing exhaled carbon dioxide.
• Used in diving apparatus, submarines, and spacecraft for CO₂ scrubbing.
• Employed in industrial gas purification systems and environmental monitoring equipment.
• Utilized in chemical manufacturing and air filtration systems.
Safety & Handling
- Hazard: Strongly alkaline; corrosive to skin, eyes, and mucous membranes.
• Precautions: Avoid contact with moisture before use. Wear gloves, goggles, and protective clothing when handling.
• Storage: Store in a tightly closed container, in a cool, dry place, away from acids and organic materials.
• Disposal: Dispose of according to local chemical waste and environmental regulations.
Why Choose Soda Lime from M/S Bright Scientific Co.?
- High Absorption Efficiency for CO₂ and acidic gases.
• Laboratory & Medical Grade Quality – reliable for analytical and clinical applications.
• Consistent Granule Size for uniform gas flow and absorption.
• Competitive Pricing for small and bulk quantities.
• Trusted Supplier for universities, research institutions, hospitals, and industries.
• Nationwide Delivery – safe, fast, and dependable service across Bangladesh.
Price in Bangladesh
Available in 250 g, 500 g, 1 kg, and bulk packs at competitive prices.
Bulk discounts available for hospitals, laboratories, and industrial users.
Contact Information
M/S Bright Scientific Co.
📞 Phone: 01711285976








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