
|
No. |
Item |
Standard Specification |
||
|
1 |
Zone-Refined Germanium ≥ |
5N |
6N |
|
|
99.999% |
99.9999% |
|||
|
2 |
Impurity PPMwt Max Each |
As |
0.50 |
0.10 |
|
Fe |
0.10 |
0.10 |
||
|
Cu |
0.20 |
0.01 |
||
|
Ni |
0.20 |
0.02 |
||
|
Pb |
0.10 |
0.02 |
||
|
Ca |
- |
0.15 |
||
|
Mg |
- |
0.10 |
||
|
Si |
- |
0.02 |
||
|
Co |
0.20 |
0.02 |
||
|
In |
- |
0.01 |
||
|
Zn |
- |
0.15 |
||
|
Al |
1.00 |
0.01 |
||
|
Total |
10ppm |
1.0ppm |
||
|
3 |
Resistivity Ohm.cm |
≥50 (23+/-0.5°C) |
≥50 (23+/-0.5°C) |
|
|
4 |
Size | 26x21x23 mm/1-2kg bar | ||
|
5 |
Packing |
25kgs in polyethylene bag, then in wooden case |
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