bromocresol purple


bromocresol purple

[¦brō·mō′krē‚sȯl ‚pər·pəl] (organic chemistry) Dibromo-o-cresol sulfonphthalein, a yellow powder soluble in water; used as an indicator between pH 5.2 (yellow) and 6.8 (purple). Also known as bromcresol purple.