One of a series of artificial organic dyes made as condensation products of the phenols with phthalic acid, and well represented by phenol phthalein. Their alkaline solutions are fluorescent.
One of a series of artificial organic dyes made as condensation products of the phenols with phthalic acid, and well represented by phenol phthale'8bn. Their alkaline solutions are fluorescent.
n.
One of a series of artificial organic dyes made as
condensation products of the phenols with phthalic acid, and well
represented by phenol phthalein. Their alkaline solutions are
fluorescent.
Phthalein
One of a series of artificial organic dyes made as condensation products of the phenols with phthalic acid, and well represented by phenol phthale'8bn. Their alkaline solutions are fluorescent.
Usage Examples
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