Sample
Name
Ammonium aluminium sulfate dodecahydrate (phase FE) powder - grains: 32-80µm
Thickness
3.5 ± 0.1 mm
Diameter
14.0 mm
Volume
542.6 mm3
Mass
0.232 ± 0.002 g
Surface roughness
smooth
Substrate material
Aluminium
Substrate comments
cylindrical hole, diameter: 14 mm, depth: 3.5 mm
Comments
formed by solid-solid phase transition of a sample of Tschermigite mineral (PE phase)
Temperature
76.0 ± 1.0 K
Temperature max
76.0 ± 1.0 K
Comments
phase transition conditions
Type
ambient air
Fluid temperature
76.0 K
Fluid pressure
0.25 bar
Number
1
Layers