Phenolphthalein has been used for over a century as a laxative, but ... to contain
blood, commonly known as the Kastle-Meyer test.
Phenolphthalein is an organic compound (C20H14O4) used as an acid-base
indicator. The compound is colorless in acidic solution and pinkish in basic ...
phenolphthalein | C20H14O4 | CID 4764 - structure, chemical names, physical
and chemical properties, classification, patents, literature, biological activities, ...
Phenolphthalein definition, a white, crystalline compound, C 2 0 H 1 4 O 4 , used
as an ... Learn the correct uses of these two commonly confused homophones.
The most common method to get an idea about the pH of solution is to use an
acid base ... A properly selected acid-base indicator can be used to visually "
indicate" the ... Phenolphthalein is an indicator of acids (colorless) and bases (
Three indicators are commonly used to show whether a solution is acidic or
alkaline: litmus ... Phenolphthalein changes colour sharply at about pH 8. For
Phenolphthalein is one of the most common acid-base indicators used to
determine ... end of an acid-base titration, the pink phenolphthalein color fades if
This webpage describes a procedure called titration, which can be used to find
the ... In our example, phenolphthalein, which is a commonly used acid‑base ...
Subsequently, most phenolphthalein-containing laxatives were voluntarily ...
other than phenolphthalein [or anthraquinones, which were not commonly used
Phenolphthalein is a colorless, weak acid which dissociates in water forming
magenta anions. ... The table gives examples of common indicators. ... Indicators
are used in titration solutions to signal the completion of the acid-base reaction.