Universal Indicator Solution (pH 4–11) – 1 Litre

Universal Indicator Solution (pH 4–11) is a ready‑to‑use liquid pH indicator supplied in a 1 litre bottle, specifically designed for use in educational laboratories. Covering a broad pH range, this indicator provides clear and reliable colour changes, making it an essential teaching resource for chemistry lessons at all secondary levels.

This product has a UN Number of 1170 and does not have an assigned CAS number, as it is a formulated indicator mixture rather than a single compound. Supplied pre‑mixed, it eliminates preparation time and allows teachers and technicians to focus on delivering engaging and safe practical lessons.

Key Features

• Universal indicator solution covering pH 4–11
• Pack size: 1 litre
• UN No: 1170
• Clear, easy‑to‑interpret colour changes across pH range
• Supplied ready to use – no dilution required
• Ideal for routine classroom and laboratory experiments
• Clearly labelled for safe handling and storage
• Supplied exclusively to educational establishments

Ideal for School Science Lessons

Universal Indicator is a core resource for KS3, GCSE, and A Level chemistry, supporting a wide range of curriculum‑linked practical activities. Its broad colour spectrum makes it especially useful for helping students understand relative acidity and alkalinity.

• Demonstrating pH scale concepts
• Identifying acids, alkalis, and neutral solutions
• Comparing the strength of different acids and bases
• Monitoring neutralisation reactions
• Supporting investigations into environmental and everyday substances

Simple to use and visually engaging, Universal Indicator Solution helps students quickly grasp abstract chemical concepts while building confidence in practical laboratory work.

Important Purchasing & Compliance Information

Please note: This chemical is supplied only to educational establishments. Orders 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.

Reliable, easy to interpret, and curriculum aligned, Universal Indicator (pH 4–11) is an essential solution for delivering safe, effective, and engaging chemistry education in schools.