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HTS 2852Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams

Product or HTS code

Rate lines4

Code	Description	General	Special	Column 2	Units	Calculate
2852.10	2852.10Chemically defined
2852.10.10.00	2852.10.10.00Mercuric oxide, mercuric cyanide, mercuric oxycyanide and mercuric potassium cyanideGeneral Free · Column 2 25% · kg	Free		25%	kg
2852.10.90.00	2852.10.90.00OtherGeneral 3% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	3%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg
2852.90	2852.90Other
2852.90.05.00	2852.90.05.00Albuminates, tannates and phosphides of mercuryGeneral Free · Column 2 25% · kg	Free		25%	kg
2852.90.90.00	2852.90.90.00OtherGeneral 3% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	3%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg

2026 HTS Revision 21 (October 9, 2026)

Duty by country of origin

Rate line	Argentina49.45% of imports	India24.56% of imports	Canada12.42% of imports	Israel8.9% of imports	China2.82% of imports	Spain1.43% of imports	United Kingdom0.42% of imports
2852.10.10.00Mercuric oxide, mercuric cyanide, mercuric oxycyanide and mercuric potassium cyanide	10%9903.05.22	10%9903.05.44	10%9903.05.29	12.5%9903.05.47	37.5%9903.05.319903.88.03	10%9903.05.39	10%9903.05.81
2852.10.90.00Other	13%9903.05.22	13%9903.05.44	13%9903.05.29	15.5%9903.05.47	40.5%9903.05.319903.88.03	10%9903.05.39	13%9903.05.81
2852.90.05.00Albuminates, tannates and phosphides of mercury	10%9903.05.22	10%9903.05.44	10%9903.05.29	12.5%9903.05.47	37.5%9903.05.319903.88.03	10%9903.05.39	10%9903.05.81
2852.90.90.00Other	13%9903.05.22	13%9903.05.44	13%9903.05.29	15.5%9903.05.47	40.5%9903.05.319903.88.03	10%9903.05.39	13%9903.05.81

Total duty on a $10,000 ocean shipment entered 2026-10-13, before customs fees. Origins are the leading sources of US imports under this heading in 2025 (US Census Bureau).