SOP Spectral Library

An exhaustive collection of Raman spectra obtained on synthetic organic pigments


Raman 785nm

Name PR23
Sample source 1 1523 Naphtol Red 23; Lansco
C.I. number C.I. 12355
Chemical class Naphthol AS
Colour Red
Type Raman 785nm


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Name PR23
C.I. name Pigment Red 23
Chemical class Naphthol AS
Colour Red
C.I. number C.I. 12355
C.A.S. number 6471-49-4
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 25 sec
Accumulations 10
Analyst(s) Alexia Coudray, 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 Lansco; 1523 Naphtol Red 23
Sample source 2 Getty Conservation Institute; SP20978
Sample source 3 Royal Institute for Cultural Heritage (KIK/IRPA); CP#3104 (PR23 A)
Analysisid 22/100330/05
Timestamp 30/03/2010
Data processing
Baseline correction Y