Lime Water – 2.5L (Calcium Hydroxide Solution)

This high‑quality Lime Water solution, also known as Calcium Hydroxide Solution, is supplied in a convenient 2.5‑litre bottle. With CAS Number 1305‑62‑0 and no UN classification (NR), this reagent is safe and suitable for routine use in school laboratories.

Lime water is widely used in science education for demonstrating chemical reactions involving carbon dioxide, for qualitative gas testing, and for teaching core principles in both chemistry and biology. Its clarity and consistency make it ideal for repeated classroom demonstrations and practical investigations.

Key Features

• Premium‑grade Lime Water (Calcium Hydroxide Solution)
• Large 2.5L laboratory bottle
• CAS No.: 1305‑62‑0
• UN Number: NR (non‑regulated)
• Stable, reliable solution for repeated practical use
• Ideal for qualitative gas testing and demonstration experiments

Ideal for School Science Lessons

Lime water is a staple resource across KS3, GCSE, and A‑Level science, particularly in chemistry and biology teaching.

• Essential for the classic carbon dioxide test (turns milky when CO₂ is bubbled through)
• Supports teaching on respiration and gas exchange
• Useful for demonstrating carbonate and acid reactions
• Ideal for practical work involving reversible reactions and equilibria
• Provides clear visual results that enhance student understanding

This 2.5L Lime Water solution provides reliability, consistency, and excellent performance for use in routine science lessons and demonstrations.