what is litmus paper and what does it contain? Can we use normal paper instead of litmus???????
The ability of litmus paper to change color when exposed to an acid or base is a result of litmus paper being infused with lichens. In the plant world, lichens are unique in that they are actually two distinct organisms, a fungus and an alga, living as one. or it may contain he mixture contains 10 to 15 different dyes (Erythrolitmin (or Erythrolein), Azolitmin, Spaniolitmin, Leucoorcein and Leucazolitmin).
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