This standard specifies a method for measuring the flow properties of non-solid surfactants using a rotary viscometer with a coaxial cylinder measuring system. This standard applies to single or mixed surfactants, and also to main products containing surfactants,
GB/T 5561-2012 history
2012GB/T 5561-2012 Surface active agents.Determination of viscosity and flow properties using a rotational viscometer
1994GB/T 5561-1994 Surface active agents--Determination of viscosity and flow properties using a rotational viscometer