What is a base indicator once contained in a common laxative?

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What is a base indicator once contained in a common laxative?

2007-12-20 09:35:59 · 2 answers · asked by lalalala 1 in Science & Mathematics ➔ Chemistry

How can i physically obtain the item?
Thanks

2007-12-20 09:51:17 · update #1

2 answers

Phenolphthalein has been used for over a century as a laxative, but is now being removed from the market because of concerns over carcinogenicity. However, the small amounts usually used in experiments are harmless.

2007-12-20 12:39:12 · answer #1 · answered by Anonymous · 0⤊ 0⤋

Phenolphthalein.

2007-12-20 09:40:51 · answer #2 · answered by Doctor J 7 · 2⤊ 0⤋