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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Surface tension

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Administrative data

Link to relevant study record(s)

Description of key information

Key value for chemical safety assessment

Surface tension:
in mN/m at 20°C and concentration in mg/L:
1 000

Additional information

The surface tension of lyophilized Keto Gulonic Acid Greens in water (at a concentration of about 1 g/L) was determined to be


49.9mN/mat 20.2 °C ± 0.1 °C.


Based on the criteria as outlined in the EEC Guideline and the results of this study, lyophilized Keto Gulonic Acid Greens has to be considered as a surface active substance.