GretagMacbeth is to introduce the new ProPalette Leather at the Tanning Tech show in Bologna, Italy. ProPalette is the most complete colour formulation and quality control software package available for the leather industry, the company said.This Windows-based colour formulation tool is compatible with any of GretagMacbeth's spectrophotometers, including the new ColorEye XTH, to gather spectral reflectance data and determine whether a formula with an acceptable colour match exists.