ISO 756-2:1981
Propan-2-ol for industrial use — Methods of test — Part 2: Determination of acidity — Titrimetric method
Reference number
ISO 756-2:1981
ISO 756-2:1981
Edición 1
1981-12
1981-12
© ISO 2024
Retirada
Resumen
The principle consists in dilution of a test portion with carbon dioxide-free water, titration of the acidity with standard volumetric sodium hydroxide solution, in the presence of phenolphthalein as indicator. The method is applicable to products having an acidity, expressed as acetic acid, equal to or greater than 0,0006 % (m/m).
Ciclo de vida
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Anteriormente
RetiradaISO/R 756:1968
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Ahora
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