Pigments Checker

bitumen

It was very popular in the 18th and 19th centuries.

Manufacturer / product code:  Zecchi / 0098
Chemical description: high-molecular hydrocarbons
Color: blue
Color Index: NBk6
More info: C. Bothe “Asphalt” In: B. Berrie, Artists’ Pigments: A Handbook of Their History and Characteristics Volume 4, National Gallery of Art, Washington, 2007.


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”

Bitumen Z0098 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”

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