ISO 5276:1979
Aromatic hydrocarbons — Test for neutrality
Reference number
ISO 5276:1979
ISO 5276:1979
Edición 1
1979-07
1979-07
© ISO 2024
Retirada
Resumen
Mixing a test portion to which a mixed indicator (bromocresol green/alizarin red S) has been added with water by shaking. Comparison of the colour of the aqueous layer with that of a neutral solution of the indicator.
Ciclo de vida
¿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)