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HTS 2828Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites

Product or HTS code

Rate lines2

Code	Description	General	Special	Column 2	Units	Calculate
2828.10.00.00	2828.10.00.00Commercial calcium hypochlorite and other calcium hypochloritesGeneral 2.4% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	2.4%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg
2828.90.00.00	2828.90.00.00OtherGeneral 3.7% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	3.7%	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	Canada76.12% of imports	India10.23% of imports	Spain7.64% of imports	China2.47% of imports	Japan1.36% of imports	United Kingdom0.94% of imports	Germany0.86% of imports	Dominican Republic0.08% of imports	Denmark0.07% of imports	South Korea0.06% of imports
2828.10.00.00Commercial calcium hypochlorite and other calcium hypochlorites	12.4%9903.05.29	12.4%9903.05.44	10%9903.05.39	From 39.9%9903.05.319903.88.03AD/CVD may apply	12.5%9903.05.49	12.4%9903.05.81	10%9903.05.39	From 2.4%Depends on product facts	10%9903.05.39	12.5%9903.05.71
2828.90.00.00Other	13.7%9903.05.29	13.7%9903.05.44	10%9903.05.39	41.2%9903.05.319903.88.03	12.5%9903.05.49	13.7%9903.05.81	10%9903.05.39	From 3.7%Depends on product facts	10%9903.05.39	12.5%9903.05.71

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).