International Standard
ISO 4801:1979
Glass alcoholometers and alcohol hydrometers not incorporating a thermometer
Reference number
ISO 4801:1979
ISO 4801:1979
Edition 1
1979-06
1979-06
© ISO 2024
International Standard
p
ISO 4801:1979
10780
Published
(Edition 1, 1979)
This standard was last reviewed and confirmed in 2023.
Therefore this version remains current.
Abstract
Three different types of glass instruments for the accurate determination of the ethanol content of simple mixtures of ethanol and water are specified: alcoholometers graduated in percentage of ethanol by volume or by mass and alcohol hydrometers graduated in units of density. Construction, material and scale are described. The dimensions are tabled and the value of the ethanol content by mass or volume and by density and surface tension are given.
Life cycle
Got a question?
Check out our FAQs
Customer care
+41 22 749 08 88
Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)