Pigments Checker

cobalt yellow

Introduced in 1852, it replaced gamboge, the yellow gum used until the 19th century. It remained popular until the late 19th century, when cadmium yellow became popular.

Manufacturer / product code:  Kremer / 43500
Chemical description: potassium cobaltinitrite
Color: yellow
Color Index: PY40
More info: Pigments Through The Ages


Raman spectroscopy

DOWNLOAD Free Raman Database

DOWNLOAD paper:   “Pigments Checker version 3.0, a handy set for conservation scientists: A free online Raman spectra database”

Cobalt yellow 43500 Raman Spectroscopy Pigments Checker


XRF spectroscopy

DOWNLOAD Free Online Database

DOWNLOAD paper: R. Larsen, N. Coluzzi, A. Cosentino “Free XRF Spectroscopy database of Pigments Checker” Intl Journal of Conservation Science.


Reflectance spectroscopy

DOWNLOAD Free Reflectance Database

DOWNLOAD paper:  “FORS spec­tral data­base of his­tor­i­cal pig­ments in dif­fer­ent binders”

cobalt yellow