Phenolphthalein CAS 77-09-8 BP/USP/EP
Density |
|
1.299 |
Melting point |
|
258-263 ºC |
Water solubility |
|
<0.1 g/100 mL |
What happens if you eat phenolphthalein?
Ingestion: Harmful if swallowed. May cause irritation of the digestive tract. Ingestion may cause fever, blood pressure increase and other unspecified vascular effects. Inhalation: May cause respiratory tract irritation.
Is phenolphthalein a pH indicator?
phenolphthalein, (C20H14O4), an organic compound of the phthalein family that is widely employed as an acid-base indicator. As an indicator of a solution's pH, phenolphthalein is colourless below pH 8.5 and attains a pink to deep red hue above pH 9.0.
Is phenolphthalein a base or acid?
Phenolphthalein is a colourless, weak acid which dissociates in water forming pink anions.
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