SOP Spectral Library

An exhaustive collection of Raman spectra obtained on synthetic organic pigments


Raman 785nm

Name PBr23
Sample source 1 Cromophtal Brown 5R; Ciba
C.I. number C.I. 20060
Chemical class Disazo condensation
Colour Brown
Type Raman 785nm


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Name PBr23
C.I. name Pigment Brown 23
Chemical class Disazo condensation
Colour Brown
C.I. number C.I. 20060
Spectrometer Renishaw inVia Raman microscope
Software WiRE 2.0
Detector CCD
Class Dispersive
Source 785 nm
Power 2.4 mW
Range 100-1700 1/cm
Data collection Scanned
Integration time 10 sec
Accumulations 40
Analyst(s) Wim Fremout
Institution Royal Institute for Cultural Heritage (KIK/IRPA)
Address Jubelpark 1, 1000 Brussels, Belgium
Tel +32 2 739 68 46
Fax +32 2 732 01 05
Email (unhide)
Sample source
Sample source 1 Ciba; Cromophtal Brown 5R
Sample source 2 Getty Conservation Institute; SP21246
Sample source 3 Royal Institute for Cultural Heritage (KIK/IRPA); CP#3204 (PBr23 A)
Analysisid 22/100716/09
Timestamp 16/07/2010
Data processing
Baseline correction Y