This standard was last reviewed and confirmed in 2019. Therefore this version remains current.
The determination is carried out in the following way: Measurement of the maximum force which can be exerted before the film breaks, the force being exerted vertically on a stirrup or ring, in contact with he interfacial liquid film between two immiscible liquid phases placed in a measuring cup, in order to draw up the interfacial film. The force must pass through a maximum, otherwise the measurement is not valid.
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|std 1 61|
|std 2 61||Paper|
A standard is reviewed every 5 years
Stage: 90.93 (Confirmed)
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