SOP Spectral Library

An exhaustive collection of Raman spectra obtained on synthetic organic pigments


Raman 785nm

Name PY94
Sample source 1 Chromphtalgelb 6G 664898; Ciba
C.I. number C.I. 20038
Chemical class Disazo condensation
Colour Yellow
Type Raman 785nm


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Name PY94
C.I. name Pigment Yellow 94
Chemical class Disazo condensation
Colour Yellow
C.I. number C.I. 20038
Spectrometer Renishaw inVia Raman microscope
Software WiRE 3.4
Detector CCD
Class Dispersive
Source 785 nm
Power 2.4 mW
Range 100-2000 1/cm
Data collection Scanned
Integration time 40 sec
Accumulations 10
Analyst(s) Marie-Christine Maquoi, 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; Chromphtalgelb 6G 664898
Sample source 2 Historische Farbstoffsammlung, TU Dresden; ref. 8035
Sample source 3 Royal Institute for Cultural Heritage (KIK/IRPA); CP#3788 (PY94 A)
Analysisid 22/150821/11
Timestamp 21/08/2015
Data processing
Baseline correction Y