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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

The mean surface tension was 28.1 mN/m at 20 degrees C.   EU A.5, Ring method with tensiometer.

Key value for chemical safety assessment

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

Additional information

The surface tension of CaDDBS was determined using the ring method and commercially available tensiometer. A stock was made of 24 g/100 mL, and then a 90% solution of CaDDBS in water was tested at 20 degrees C. The mean surface tension was 28.1 mN/m. GLP guideline study.