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3818Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics

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381800Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics→
China HS 3818 · Chemical elements doped for use in electronics, in the form · Treayo · 全球关税