Thymolphthalein, 10 g
Molar mass (M) 430,55 g/mol
Density (D) 1,111 g/cm³
Melting point (mp) 253 °C
CAS No. [125-20-2]
Dissolve 0.1 g in 100 ml of ethanol (50 %)
excl. VAT. | 10 g per Pack Qty.
Art. No. HN97.2
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Thymolphthalein p.a., ACS
|Colour conversion||colourless - blue|
|Handling area pH||8,8 - 10,5|
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Acid Value Determination
The acid number characterises the acidic components of the fats. For this purpose, the sample is dissolved in a solvent and titrated against phenolphthalein with potassium hydroxide solution. Only free fatty acids are recorded. The fatty acids bound in the glycerides are not determined.
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|pH-transition range||8,8 (clear)-10,5 (blue)|
|Appearance of solution||complies|