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Lithmus papers
Lithmus papers 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 red to blue.
The blue lithmus paper has a pH measurement range 8,0 pH to 5,0 pH. The color changes from blue to red.
Scope of supply: 10 booklets of 20 papers
