We just updated our database of Reflectance spectra of pigments with the new 4 pigments added in Pigments Checker v.3.
DOWNLOAD Reflectance Database: A. Cosentino “FORS spectral database of historical pigments in different binders” e-conservation Journal 2, 57–68, 2014.
Pigments Checker is a collection of pigments important in art history. Among all the pigments and their varieties ever used in art this collection selects the most used from antiquity to early 1950’. Pigments Checker is a standard tool designed for Art professionals, scientists, students and conservators to evaluate and practice non-invasive techniques for pigments identification.
We just released Pigments Checker v.3 which now has 58 historical pigments.