Reference number
ISO 1843-5:1977
ISO 1843-5:1977
© ISO 2024
ISO 1843-5:1977
Higher alcohols for industrial use — Methods of test — Part 5: Determination of total alcohols content — Titrimetric method
Edition 1
1977-06
1977-06
Retirada
Resumen
Relates to C6 to C13 alcohols. The principle based on esterification of alcohols present in a test portion by means of acetic anhydride, and titration of the excess acetic anhydride with a standard volumetric ethanolic potassium hydroxide solution, in the precence of phenolphtalein as indicator.
Ciclo de vida
-
Anteriormente
RetiradaISO/R 1850:1970
-
Ahora