tender for white contrast paint for crack detection by mpt method in 500ml metal can with spray system425ml net. contrast of wcc specification is3703 1980/8.2.21. technical specification: (1) composition containswhite pigments in a volatile solvent base confirms to bs 50447-73 & bs 6072-81 (2) normal operatingtemperature is from 5 degree celsius to 50 degree celsius.