How To Use Phenolphthalein In A Sentence
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The FDA's analysis found ingredients including sibutramine (a controlled substance and the active ingredient in the prescription drug Meridia), rimonabant (a drug not approved for marketing in the United States), phenytoin (an anti-seizure medication) and phenolphthalein (a chemical solution and laxative used in experiments and a suspected cancer-causing agent).
FDA finds contaminants in weight-loss pills
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Acid calibration potassium hydroxide, to phenolphthalein as indicator.
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The non-osmotic laxatives, phenolphthalein and senna, partly act by stimulating secretory mechanisms in the intestine.
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Methods A cathartic colon animal modal was established using rhubarb and phenolphthalein in rats.
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The non-osmotic laxatives, phenolphthalein and senna, partly act by stimulating secretory mechanisms in the intestine.
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The maintenance phase consisted of ‘Agarol’ (active ingredients: liquid paraffin, phenolphthalein, benzoic acid, and sorbic acid) 5-30 ml once or twice daily, senna granules, or bisacodyl tablets.
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In fact, one popular laxative ingredient was taken off the market because scientists found ‘clear evidence of carcinogenic activity’ in laboratory animals exposed to phenolphthalein.
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The listing is based on findings from feeding studies of phenolphthalein that caused cancer in multiple organs in multiple species of experimental animals.
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I have therefore developed the determination of the carboxyl group by acidimetry by using phenolphthalein as indicator; I have further elaborated the determination of the methoxy and methylimide groups.
Fritz Pregl - Nobel Lecture
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I have therefore developed the determination of the carboxyl group by acidimetry by using phenolphthalein as indicator; I have further elaborated the determination of the methoxy and methylimide groups.
Fritz Pregl - Nobel Lecture
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I have therefore developed the determination of the carboxyl group by acidimetry by using phenolphthalein as indicator; I have further elaborated the determination of the methoxy and methylimide groups.
Fritz Pregl - Nobel Lecture
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In order to increase reliability using phenolphthalein solution to detect alkaline cell sealing characteristics, the water in the alcohol was decreased, environment humidity were requisite.
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An indicator solution of phenolphthalein in 2 per cent alcohol
Chapter 6
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The first, a presumptive test such as phenolphthalein, offers clues about where blood may be.
News & Observer: Home Page
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Medical experts say that the ingredients that can be extremely harsh include phenolphthalein, bisacodyl, castor oil, senna, and cascara sagrada.
The Four Types of Laxatives: How Each Works and the Risks they Pose
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Bromthymol blue changes from yellow at pH 4 to blue around pH 7, and phenolphthalein changes from colorless at pH 7 to pink at pH 9.
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And also another drug called phenolphthalein, which is -- I'll tell you it's not even a drug.
CNN Transcript Dec 23, 2008
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The assay of content of acid using phenolphthalein indicator and NaOH as titrant was developed.
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Each is about the size of a quarter and oval-shaped, and she swabs one of them, then drips isopropyl alcohol, then phenolphthalein, then hydrogen peroxide on the swab and it turns bright pink.
Predator
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The Food and Drug Administration said all lots of the supplement had been recalled because it contained the weight loss drug, sibutramine Meridia, and phenolphthalein, a chemical that may cause cancer.
FDA recalls Pai You Guo weight loss supplement
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Methyl orange and phenolphthalein are other indicators frequently used by chemists.
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The Food and Drug Administration said all lots of the supplement had been recalled because it contained the weight loss drug, sibutramine (Meridia), and phenolphthalein, a chemical that may cause cancer.
FDA recalls Pai You Guo weight loss supplement
