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Interactive IRUG Spectrum

Section: 8 Natural resins (NR) Page: 364

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Details

IRUG filename:
INR00364
Data type:
Infrared
IRUG material class:
Natural resins (NR)
Sample type:
Reference material
Common name(s):
Seedlac, ethanol extract
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. 12, Seedlac
Sample source 2:
Philadelphia Museum of Art, Sally Malenka
Source location 2:
PO Box 7646, Philadelphia, PA, 19101-7646, US
Sample identifier 2:
No. 12, Seedlac
Color:
Orange, light, translucent
Age:
10 yrs, approximately, film cast in 1992, dated 1/14/92
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
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)