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See Chinese contents: GB/T 27842-2011 GB/T 27842-2011: Chemicals -- Test method for dynamic surface tension -- Fast-bubble technique
This Standard specifies the principle, significance and use, apparatus, reagents and materials, calibration and standardization, test procedure, calculations and report of the determination of dynamic surface tension using chemicals by fast-bubble technique. This Standard is applicable to the determination of the specific free energy of a liquidgas surface a short time after formation of the surface.
