Impregnated Activated Carbon with Potassium Iodide from Japan
Granular activated carbon impregnated with potassium iodide for H2S removal in biogas treatment. HTS 3802.10.0050 as base activated carbon; impregnation enhances chemisorption. Widely used in wastewater digesters.
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
• Declare impregnant composition <10% to maintain 3802 classification
• Provide performance data showing carbon as principal adsorbent
• EPA registration may be needed for odor control claims