acid-base indicator
An acid or base which exhibits a colour change on neutralization by the basic or acidic titrant at or near the equivalence point of a titration.
dye
two-colour indicator
A colour indicator that possesses a different colour on each side of the transition interval.
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3,3-bis[3-bromo-4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]-2,1λ6-benzoxathiole-1,1(3H)-dione
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4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-bromo-3-methyl-6-(1-methylethyl)phenol) S,S-dioxide
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ChemIDplus
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bromothymol sulfone phthalein
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ChEBI
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Bromthymol blue
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ChemIDplus
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