Germanium polycrystalline zonerefined
Package:
Hermetic polyethylene bags packed.
Ingots are put into cells made of foam plastic.
Number and weight of ingots are indicated on the ingot face and package.
Outer package — cartoon box.
|
Atom weight |
72,6 |
|
Density (298 К), g/cm3 |
5,323 |
|
Melting temperature, °С |
937 |
|
Boiling temperature, °С |
2830 |
Steady in the air at room temperature.
Oxidized at 700° С.
- Chemical purity — 6N (99.9999%, weight)
- Resistivity of polycrystalline zonerefined germanium under t = 23° С not less than 47 Ohm·cm (is measured by Two-Probe Method on lower surface of ingot — ASTM F 43-93, method А )
Form: segment or trapeze cross section
Dimensions:
Length >200 mm