Phenolphthalein solution 0.5 wt. % in ethanol: water (1:1) 100ml

Phenolphthalein solution 0.5 wt. % in ethanol: water (1:1) 100ml

$63.25

Item in stock, allow 5-7 working days delivery period within South Africa and 7-10 working days for orders within Southern Africa

1 in stock (can be backordered)

SKU: ZA.002.758 Category:

Description

Empirical Formula (Hill Notation): C20H14O4

General description

Phenolphthalein is an acid base indicator. It is a weak acid, which is colorless in acidic solution and turns puce pink in alkaline solution. Phenolphthalein is genotoxic. It might cause oxidative damage and binds to estrogen receptors.
Phenolphthalein solution is a synthetic indicator. It is colorless in acidic and neutral conditions. Phenolphthalein gives pink color when added to a base, therefore it is considered as a base indicator.

Application

Phenolphthalein solution has been used to measure total titratable acids by titration method.

PROPERTIES

form

liquid

concentration

0.5 wt. % in ethanol: water (1:1)

visual transition interval

8.0-10, colorless to red

mp

-35 °C

density

0.918 g/mL at 25 °C

λmax

552 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

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