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Impregnated Coconut Shell Activated Carbon from Japan

Coconut shell activated carbon impregnated with potassium iodide for mercury vapor control. Though impregnated, base classification remains HTS 3802.90.50.00 as activated carbon if impregnant is minor. Used in industrial flue gas systems.

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%

Import Tips

Disclose impregnant percentage; over 10-20% may reclassify to 3824 mixtures

EPA TSCA reporting required for certain impregnants like silver or copper

Specify end-use in invoice to prevent generic chemical classification