Difference between revisions of "Litmus paper"

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with a Ph below 4.5 and blue in [[base|basic]] solutions with a Ph above 8.3.
 
with a Ph below 4.5 and blue in [[base|basic]] solutions with a Ph above 8.3.
  
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[[Category:Science]]
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[[Category:Acid–base chemistry]]
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[[Category:Chemistry]]
 
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[[Category:Biology]]
 
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[[Category:Botany]]
 

Revision as of 15:56, March 27, 2017

Litmus paper is a chemical indicator made by treating paper with an extract of various lichens. It turns red in acidic solutions with a Ph below 4.5 and blue in basic solutions with a Ph above 8.3.