Soda Lime Self‑Indicating 500g (White‑to‑Violet, Laboratory Reagent Grade)

Soda Lime Self‑Indicating 500g is a high‑quality Laboratory Reagent (LR) grade absorbent material used to remove carbon dioxide in laboratory and educational settings. This product features a clear white‑to‑violet colour change, providing a visual indication of exhaustion and allowing easy monitoring during experiments and storage.

Supplied in a practical 500g container, self‑indicating soda lime is ideal for use in school science laboratories and preparation rooms. It carries UN Number 1907 and CAS Number 8006‑28‑8. For safety and compliance, this product is supplied exclusively to educational establishments and should be used by trained teachers and laboratory technicians.

To purchase this product, you must be logged in with an approved educational account. Once logged in, the ‘Add to Basket’ button will become available. Any existing basket items will remain saved while you log in or register. Delivery is restricted to verified school addresses only.

Please note: Due to courier and safety regulations, this chemical cannot be returned once dispatched. This does not affect your statutory rights.

Key Features

• Self‑indicating soda lime with visible colour change
• White to violet indicator shows CO₂ absorption capacity
• Laboratory Reagent (LR) Grade
• 500g pack – ideal for school laboratories
• UN Number: 1907
• CAS Number: 8006‑28‑8
• Effective carbon dioxide absorbent
• Supplied exclusively to educational establishments

Ideal for School Science Lessons

Self‑indicating soda lime is widely used in GCSE and A‑Level biology and chemistry lessons, particularly when teaching respiration and gas exchange. Its clear colour change makes it an excellent visual aid, helping students understand chemical absorption processes in real time.

• Demonstrating carbon dioxide absorption in respiration experiments
• Use in respirometer setups for biology practicals
• Supporting lessons on gas exchange and metabolism
• Visual illustration of chemical reactions and indicators
• Technician‑prepared experiments under COSHH‑controlled conditions

Easy to monitor, reliable, and highly effective, Soda Lime Self‑Indicating supports safe and engaging practical science teaching while reinforcing good laboratory management and observational skills in educational environments.