Dye powder, typically dark red to brownish-red.
pH Indicator — color change occurs at pH 0.2–1.8 (red to yellow) and pH 7.2–8.8 (yellow to purple-red).
Mostly used in acid–base titrations and pH determinations.
Dye powder, typically dark red to brownish-red.
pH Indicator — color change occurs at pH 0.2–1.8 (red to yellow) and pH 7.2–8.8 (yellow to purple-red).
Mostly used in acid–base titrations and pH determinations.