Interactive IRUG Spectrum

Details

IRUG filename:
IMP00313
Data type:
Infrared
IRUG material class:
Minerals and pigments (MP)
Sample type:
Reference material
Common name(s):
Hemihydrate, partially calcined gypsum
Chemical/botanical name(s):
Calcium sulfate hemihydrate
CAS name:
Sulfuric acid, calcium salt, hydrate (2:2:1)
Sample source 1:
US Gypsum Company
Sample source 2:
Forbes Pigment Collection, Straus Conservation Center, Fogg Art Museum
Source location 2:
32 Quincy St, Cambridge, MA, 02138, US
Sample identifier 2:
Display 177
Color:
White
Application:
Transmission FTIR spectroscopy
Mode:
Tran
Originating institution name:
Straus Center for Conservation, Harvard University Art Museums
Originating institution acronym:
HUAM
Linear formula:
CaSO4.1/2H2O
CAS registry no:
10034-76-1