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2837.19.01/Cuprous Cyanide Powder/Japan

Cuprous Cyanide Powder from Japan

Cuprous cyanide (CuCN) powder for copper plating baths. Classified 2837.19.01 as cyanide of inorganic copper(I) base. Not a complex per notes.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• ITAR check if defense plating use; copper assay certificates; common error: classifying as organometallic