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* Blue Litmus will turn red when tested with an acid.
* Red Litmus will turn blue when tested with a base.
* Wide Range paper will change color according to the ph level (1-14).
Neutral reaction on Blue means the test substance is a base.
Neutral reaction on Red means the test substance is an acid.
* Do not touch the test area - it will contaminate your results.
Note: Wide Range Ph will give a more accurate assesment (1-14)
and includes a color chart. The Red/Blue ph paper does NOT include a chart.
