Sodium Hydrogen Carbonate Pure – 1kg (LR Grade)

This high‑purity Sodium Hydrogen Carbonate, also known as Sodium Bicarbonate or Bicarbonate of Soda, is supplied in a large 1kg pack and manufactured to reliable LR (Laboratory Reagent) Grade standards. With CAS Number 144‑55‑8 and no UN classification (NR), this versatile alkaline compound is suitable for safe and routine use in educational science laboratories.

Sodium hydrogen carbonate is a widely used reagent in school science, ideal for experiments involving neutralisation, gas‑evolving reactions, thermal decomposition, pH changes, buffering systems, and more. Its predictable behaviour and excellent safety profile make it a preferred choice for engaging, hands‑on investigations across multiple key stages.

Key Features

• High‑purity Sodium Hydrogen Carbonate (Sodium Bicarbonate)
• Supplied in a 1kg laboratory‑ready container
• Alternative names: Bicarbonate of Soda, Sodium Bicarbonate
• LR Grade for dependable laboratory performance
• CAS No.: 144‑55‑8
• UN Number: NR (non‑regulated)
• Stable, safe, and easy to handle for routine science activities
• Ideal for neutralisation and carbon dioxide‑forming reactions

Ideal for School Science Lessons

Sodium hydrogen carbonate is widely used across KS3, GCSE, and A‑Level chemistry and biology to teach core scientific concepts through practical experimentation.

• Perfect for neutralisation experiments and pH investigations
• Commonly used for acid–carbonate reactions producing CO₂ gas
• Great for demonstrating thermal decomposition and chemical change
• Useful for exploring buffer systems and weak bases
• Supports rates of reaction and gas‑collection activities

Reliable, versatile, and safe to use, this 1kg pack of Sodium Hydrogen Carbonate is an essential reagent for any school science department.