Determining the Whiteness of Cardboard Fiber Using the SPECORD^® 250 PLUS with WinASPECT^® PLUS Software.

This application describes a method for the determination of the degree of whiteness of cardboard fiber for the pulp and paper manufacture. White is the color of purity and of cleanness and further it is actually an indicator of freedom from contaminants, and as such can be a measure of quality of the product. The measurement was carried out using the SPECORD^® 250 PLUS with the integrating sphere as accessory and by means of the color module in Win ASPECT^® PLUS software.