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Anniversary Sale - 12% Off Sitewide! March 10-21
Use the code 12YearsSale at checkout.
Pack of 100 litmus paper strips. Blue litmus paper will turn red or pink when it comes in contact with an acidic solution. Neutral litmus paper turns red in an acid solution and blue in a base solution. Red litmus paper will turn blue when it comes into contact with an alkaline solution.
One-Time Purchase