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What is Butterfly Pea Flower as pH Indicator about?

1) The butterfly pea flower can function as a pH indicator. A method is described for preparing an indicator solution from dried and powdered butterfly pea flowers that displays colors across a wide pH range from 2-12. 2) Testing showed that the indicator solution maintains its color scale for up to 5 days at room temperature but fades over 8 days. pH paper created from the solution also fades over time but refrigeration extends its reliability to 10 days. 3) Both the indicator solution and pH paper prov

Author

Mahalaksshmi .D

Language

EN