Section: 9 | Organic dyes and pigments (OD) | Page: 560 |
IRUG filename: ROD00560 | Data type: Raman | IRUG material class: Organic dyes and pigments (OD) |
Sample type: Reference material | Common name(s): Pigment Red 139 (PR139), Disazo Condensation, Azo | Trade name(s): Chromophal Red GR |
Sample source 1: Ciba Geigy | Sample identifier 1: Chromophal Red GR | Sample source 2: Guerra Paint & Pigment |
Sample identifier 2: Chromophal GR | Sample source 3: Royal Institute for Cultural Heritage (KIK/IRPA) | Color: Red |
MW (relative): 744.79, calculated | Application: Raman microscopy | Excitation source (nm): 785 |
Mode: Scat | Literature Reference: Fremout, W., & Saverwyns, S. (2012). Identification of synthetic organic pigments: the role of a comprehensive digital Raman spectral library. Journal of Raman Spectroscopy, 43(11), 1536–1544. | Originating institution name: Royal Institute for Cultural Heritage |
Originating institution acronym: KIK/IRPA | Molecular formula: C44 H36 N6 O6 | CAS registry no: 12262-44-1 |