Red Litmus Paper, 100 vial

Red Litmus Paper, 100 vial

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$ 1.50
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$ 1.50
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This is a type of pH test paper used to determine the acidity or alkalinity of a solution. Blue litmus paper turns red under acidic conditions and red litmus paper turns blue under basic(i.e. alkaline) conditions. This is a vital tool for classroom projects or field trips. They are supplied in a clear plastic vial containing 100 3mm x 12mm strips.