Methyl Orange Solution – 500ml (Laboratory Indicator, UN 1993)

This high‑quality Methyl Orange Solution is supplied in a 500ml bottle and is widely used as a pH indicator in school and college chemistry laboratories. With CAS Number 547‑58‑0 and classified under UN Number 1993, it is suitable for supervised use within educational environments.

Methyl orange is valued for its clear and rapid colour transition—from red in acidic solutions to yellow in alkaline conditions. Its sharp end‑point makes it ideal for titrations, acidity testing, and teaching core concepts relating to acids, bases, and indicators.

Key Features

• Premium‑quality Methyl Orange Indicator Solution
• Supplied in a large 500ml bottle
• CAS No.: 547‑58‑0
• UN Number: 1993
• Clear and reliable acid–alkali colour change
• Ideal for titrations and routine classroom chemistry experiments

Ideal for School Science Lessons

Methyl orange is an essential indicator for KS3, GCSE, and A‑Level chemistry, used extensively for practical and analytical work.

• Perfect for acid–base titrations and neutralisation experiments
• Useful for teaching pH, indicators, and reaction behaviour
• Supports quantitative and qualitative analysis
• Produces strong, vivid colour changes for easy interpretation
• Reliable for repeated use in classroom and assessment‑based practicals

This 500ml Methyl Orange Solution is a dependable indicator that helps students develop essential chemistry skills through hands‑on practical work.