2853.00.00 | 10 | Gallium arsenide wafers, undoped | kg | | | |
3818.00.00 | | Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics | | Free | | 25% |
3818.00.00 | 10 | Gallium arsenide wafers, doped | kg | | | |