General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 1722-1992
Replace
GB 1722-1979
Scope
This standard specifies the method for visually measuring the color of transparent liquids with an iron-cobalt colorimeter or a Lovibond colorimeter. The color of the liquid is expressed by the color scale number of the iron-cobalt colorimeter or the Lovibond chromaticity value. This standard applies to the color determination of varnishes, varnishes and thinners.
GB/T 1722-1992 history
1992GB/T 1722-1992 Estimation of colour of varnishes, boiled oils and thinners