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
¿Tiene alguna duda?
Consulte nuestras Ayuda y asistencia
Atención al cliente
+41 22 749 08 88
Horario de asistencia:
De lunes a viernes - 09:00-12:00, 14:00-17:00 (UTC+1)