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Section: 8 Natural resins (NR) Page: 411

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Details

IRUG filename:
INR00411
Data type:
Infrared
IRUG material class:
Natural resins (NR)
Sample type:
Reference material
Common name(s):
Shellac, orange
Chemical/botanical name(s):
Laccifer lacca Kerr.
CAS name:
Shellac
Sample source 1:
Gettens Collection, Fogg Art Museum (Harvard University Art Museums)
Source location 1:
32 Quincy St, Cambridge, MA, 02138, US
Sample identifier 1:
100.A17, Orange Shellac
Sample source 2:
Philadelphia Museum of Art, Scientific Research Dept.
Source location 2:
PO Box 7646, Philadelphia, PA 19101-7646, US
Sample identifier 2:
100.A17, Orange Shellac
Color:
Orange, light, semi-opaque
Age:
Early 20th C.
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Cross reference to additional spectra:
Sutherland, K., and J.C. Del Río. “Characterisation and Discrimination of Various Types of Lac Resin Using Gas Chromatography Mass Spectrometry Techniques with Quaternary Ammonium Reagents.” J. Chromatogr. A, vol. 1338, 2014, pp. 149–163.
Originating institution name:
Philadelphia Museum of Art
Originating institution acronym:
PMA
CAS registry no:
9000-59-3
Other analytical methods:
Py GC-MS (pyrolysis gas chromatography - mass spectrometry)