Lithmus papers are the simplest and easiest way to measure pH values where no precise pH value is required. They are usefull for determining whether a solution is acidic or basic. The red lithmus paper has a pH measurement range 5,0 pH to 8,0 pH. The color changes from The blue lithmus paper has a pHmeasurement range 8,0 pH to 5,0 pH. The color changes from Lithmus papers are packed as a booklet of 20 papers. 10 booklets are packed in a polystrene box for hygienic storage and for easy dispensing.
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