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Medical Term:

bromthymol blue

Pronunciation: brom-thī′mol blū

Definition: A substituted triphenylmethane dye (MW 624, pK 7), used primarily as a hydrogen ion indicator (yellow at pH 6, blue at pH 7.6); also a weak but toxic vital stain.

© Copyright 2016 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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