SOP Spectral Library

An exhaustive collection of Raman spectra obtained on synthetic organic pigments


Raman 785nm

Name PR221
Sample source 1 Cromophtal Red 2B; Ciba
C.I. number C.I. 20065
Chemical class Disazo condensation
Colour Red
Type Raman 785nm


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Name PR221
C.I. name Pigment Red 221
Chemical class Disazo condensation
Colour Red
C.I. number C.I. 20065
Spectrometer Renishaw inVia Raman microscope
Software WiRE 2.0
Detector CCD
Class Dispersive
Source 785 nm
Power 2.4 mW
Range 100-1800 1/cm
Data collection Scanned
Integration time 10 sec
Accumulations 30
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 Red 2B
Sample source 2 Getty Conservation Institute; SP21061
Sample source 3 Royal Institute for Cultural Heritage (KIK/IRPA); CP#3147 (PR221 A)
Analysisid 22/100519/09
Timestamp 19/05/2010
Data processing
Baseline correction Y