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CRNMC
99.99-99.9999%
Vacuum Melting
Ningbo Chuangrun
Diameter (50-600) mm
Wooden package
500 kg
Semiconductor, LCD
| Quantity: | |
|---|---|
| High purity copper testing method: GDMS、LECO | |||||||||||||||
| Chemical composition, ≤, unit[wt%]ppm(1ppm=0.0001%) | |||||||||||||||
| Product | Class | Cu（%min) | Ag | Bi | Sb | As | Fe | Ni | Pb | Sn | S | Zn | Cd | P | O |
| National standard TU00 | 4N | 99.99 | 25 | 1 | 4 | 5 | 10 | 10 | 5 | 2 | 15 | 1 | 1 | 3 | 5 |
| 4N copper | 4N | 99.99 | 20 | 5 | 4 | 5 | 10 | 10 | 5 | 2 | 10 | 5 | 1 | 3 | 5 |
| 5N copper | 5N | 99.999 | 10 | 1 | 1 | 1 | 1 | 1 | 3 | 0.3 | 1 | 0.5 | 0.1 | 1.5 | 5 |
| 6N copper | 6N | 99.9999 | 0.3 | 0.01 | 0.02 | 0.02 | 0.2 | 0.1 | 0.05 | 0.1 | 0.05 | 0.1 | 0.05 | 0.02 | 1 |
| High purity copper testing method: GDMS、LECO | |||||||||||||||
| Chemical composition, ≤, unit[wt%]ppm(1ppm=0.0001%) | |||||||||||||||
| Product | Class | Cu（%min) | Ag | Bi | Sb | As | Fe | Ni | Pb | Sn | S | Zn | Cd | P | O |
| National standard TU00 | 4N | 99.99 | 25 | 1 | 4 | 5 | 10 | 10 | 5 | 2 | 15 | 1 | 1 | 3 | 5 |
| 4N copper | 4N | 99.99 | 20 | 5 | 4 | 5 | 10 | 10 | 5 | 2 | 10 | 5 | 1 | 3 | 5 |
| 5N copper | 5N | 99.999 | 10 | 1 | 1 | 1 | 1 | 1 | 3 | 0.3 | 1 | 0.5 | 0.1 | 1.5 | 5 |
| 6N copper | 6N | 99.9999 | 0.3 | 0.01 | 0.02 | 0.02 | 0.2 | 0.1 | 0.05 | 0.1 | 0.05 | 0.1 | 0.05 | 0.02 | 1 |
