Zinc Sulphate Heptahydrate (ZnSO₄·7H₂O) – LR Grade, 500g

Zinc Sulphate 7H₂O, also known as zinc sulphate heptahydrate, is a high quality Laboratory Reagent (LR) grade compound supplied in a 500g container for controlled use in educational science laboratories. This hydrated zinc salt is widely used in school chemistry due to its reliability, water solubility, and relevance to key syllabus topics.

The compound has a CAS Number of 7446‑20‑0 and a UN Number of 3077. It is typically supplied as a white to colourless crystalline solid containing seven molecules of water of crystallisation, making it particularly useful for demonstrating hydration, crystallisation, and solution chemistry concepts in the classroom.

Key Features

• Zinc sulphate heptahydrate (ZnSO₄·7H₂O)
• LR (Laboratory Reagent) grade
• CAS No: 7446‑20‑0
• UN No: 3077
• Pack size: 500g
• Hydrated salt with 7 water molecules of crystallisation
• White, crystalline, water‑soluble solid
• Clearly labelled for safe handling and storage
• Supplied exclusively to educational establishments

Ideal for School Science Lessons

Zinc sulphate heptahydrate is particularly suitable for KS3, GCSE, and A Level chemistry lessons, where it supports teaching on salts, metal compounds, and hydrated crystals. Its predictable properties and clear appearance make it ideal for supervised student practical work.

• Teaching about hydrated salts and water of crystallisation
• Preparing aqueous solutions to study metal salts
• Supporting lessons on ionic compounds and solubility
• Investigating crystallisation and evaporation
• Developing practical laboratory skills such as weighing, dissolving, and solution preparation

When handled in accordance with school laboratory safety procedures, Zinc Sulphate 7H₂O provides a reliable and engaging way for students to explore fundamental chemical principles through hands‑on experimentation.

Important Purchasing & Compliance Information

Please note: This chemical is supplied only to educational establishments. Orders placed for private addresses cannot be accepted.

Customers must be logged in to an approved account to purchase this product. Once logged in, the “Add to Basket” button will be visible. Orders will only be shipped to verified school addresses.

Due to courier regulations, this chemical cannot be returned; this does not affect your statutory rights.

Clearly labelled, curriculum aligned, and responsibly supplied, Zinc Sulphate Heptahydrate (LR Grade) is a dependable reagent for safe and effective chemistry teaching in educational environments.