Cobalt Glass
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This cobalt glass plate is an essential tool for accurate flame testing in science lessons, helping students clearly identify potassium ions even in the presence of sodium. Ideal for secondary schools and colleges, it supports practical chemistry experiments by enhancing observation of flame colours.
- Made from cobalt-coloured glass for effective filtering of sodium's yellow flame
- Dimensions: 75mm (L) x 50mm (H) x 1mm (D)
- Supplied as a single glass plate
- Designed for use in flame testing and ion detection experiments
- Suitable for laboratory environments in secondary and further education
