bromothymol blue indicator

산기 염기 브로모티몰 블루 지표 생물학적 화학물질 CAS 76-59-5 염료

Acid-Base Indicators Biological Chemicals Bromothymol Blue CAS 76-59-5 Dyes Introduction: Bromothymol blue is an acid-base indicator with a color change range of pH 6.0 (yellow) to 7.6 (blue). Ordinary water is neutral, with a pH of about 7, which is almost light green. Bromothymol blue is a ...