Litmus Paper Color Chart. In the same way, observation of the dark blue colour indicates the strong basic nature of the solution. The colour that appears on the litmus paper is compared with this chart.
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Mild acids usually give a lighter colour change to the litmus paper. If the litmus paper turns dark red in a solution then it indicates that the solution is highly acidic. In the same way, observation of the dark blue colour indicates the strong basic nature of the solution.
2 Litmus paper color chart
In The Same Way, Observation Of The Dark Blue Colour Indicates The Strong Basic Nature Of The Solution.
The colour that appears on the litmus paper is compared with this chart. If the litmus paper turns dark red in a solution then it indicates that the solution is highly acidic.
Mild Acids Usually Give A Lighter Colour Change To The Litmus Paper.