SOP Spectral Library

An exhaustive collection of Raman spectra obtained on synthetic organic pigments


Raman 785nm

Name PR256
Sample source 1 Scarlet 3RLF p; Clariant
Chemical class Naphthol AS
Colour Red
Type Raman 785nm


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Name PR256
C.I. name Pigment Red 256
Chemical class Naphthol AS
Colour Red
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 50 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 Clariant; Scarlet 3RLF p
Sample source 2 Getty Conservation Institute; SP21074
Sample source 3 Royal Institute for Cultural Heritage (KIK/IRPA); CP#3107 (PR256 A)
Analysisid 22/100401/02
Timestamp 1/04/2010
Data processing
Baseline correction Y