This standard specifies test methods for the determination of interfacial tension in the range from 4 mN/m to 50 mN/m between two immiscible liquids which can also be free from surface active agents.
DS/EN 14210:2004 history
2004DS/EN 14210:2004 Surface active agents - Determination of interfacial tension of solutions of surface active agents by the stirrup or ring method