Bromothymol blue
Chemical compound
Nº Q407506 ★★★
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Bromothymol blue
Chemical compound
Bromothymol blue (also known as bromothymol sulfone phthalein and BTB) is a pH indicator. It is mostly used in applications that require measuring substances that would have a relatively neutral pH (near 7). A common use is for measuring the presence of carbonic acid in a liquid.
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From Wikipedia
Bromothymol blue (also known as bromothymol sulfone phthalein and BTB) is a pH indicator. It is mostly used in applications that require measuring substances that would have a relatively neutral pH (near 7). A common use is for measuring the presence of carbonic acid in a liquid. It is typically sold in solid form as the sodium salt of the acid indicator.
Text: Wikipédia, CC BY-SA 4.0. · Image: GregorTrefalt (CC BY-SA 4.0) ·
