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Solvent Effects on Purple Cabbage Indicator by Rizqi is a document available to read on EtoBox.

This document summarizes research on the effect of solvent composition on natural acid indicators from purple cabbage. The research aims to find a solvent composition that allows the natural indicator to work for a longer period of time. Tests were conducted with purple cabbage extracts in ethanol-water solutions with varying ratios, and the color changes of the extracts when exposed to acid and base were observed over 15 days. The results showed that extracts with more water retained their color-changing p

Author

Rizqi

Language

EN