SOP Spectral Library

An exhaustive collection of Raman spectra obtained on synthetic organic pigments

PY4

Raman 785nm

Name PY4
Sample source 1 Unknown; EC pigments
C.I. number C.I. 11665
Chemical class Acetoacetic arylide
Colour Yellow
Type Raman 785nm

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Sample
Name PY4
C.I. name Pigment Yellow 4
Chemical class Acetoacetic arylide
Colour Yellow
C.I. number C.I. 11665
Instrument
Spectrometer Renishaw inVia Raman microscope
Software WiRE 2.0
Detector CCD
Class Dispersive
Parameters
Source 785 nm
Power 0.24 mW
Range 100-1700 1/cm
Data collection Scanned
Integration time 20 sec
Accumulations 20
Contributor
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 w...@kikirpa.be (unhide)
Sample source
Sample source 1 EC pigments; Unknown
Sample source 2 Cultural Heritage Agency (RCE); ref. 7279
Sample source 3 Royal Institute for Cultural Heritage (KIK/IRPA); CP#3233 (PY4 A)
Measurement
Analysisid 22/100730/10
Timestamp 30/07/2010
Data processing
Baseline correction Y