Interactive IRUG Spectrum

Details

IRUG filename:
INR00368
Data type:
Infrared
IRUG material class:
Natural resins (NR)
Sample type:
Reference material
Common name(s):
Shellac, bleached
Chemical/botanical name(s):
Laccifer lacca Kerr.
CAS name:
Shellac
Sample source 1:
National Museum of African Art, Smithsonian Institution, Madeline Hexter
Source location 1:
950 Independence Ave SW, Washington, DC 20560, US
Sample identifier 1:
No. 18, Bleached shellac
Sample source 2:
Philadelphia Museum of Art, Sally Malenka
Source location 2:
PO Box 7646, Philadelphia, PA, 19101-7646, US
Sample identifier 2:
No. 18, Bleached shellac
Color:
Translucent
Age:
10 yrs, approximately, film cast in 1992, dated 1/14/92
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Literature Reference:
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)