TYPES OF DYEING TEST - Colour matching 65K, Colour Fastness, Colour Bleeding 

This video explains about the basic test to be conducted for colour fastness & colour matching. Normally the American association for chemist and colourist set a standard for different test for different fabric & different fibers. Depends upon the buyer standard we must conduct the above test.
#Dyeingtest #Colourmatching65k #colourbleeding #colourfastness