HS Code 2904.10 : Derivatives containing only sulfo groups, their salts and ethyl esters
The 6-digit Harmonized System (HS) code for derivatives containing only sulfo groups, their salts and ethyl esters is 2904.10. Under the 2026 Canada (CBSA), the representative MFN general duty rate is Free [CBSA Tariff 2026].
Import Duty Rates by Destination
MODULE 5: CANADIAN IMPORT DUTY & GST/HST BREAKDOWN
Goods originating in the United States or Mexico satisfying CUSMA Regional Value Content (RVC) or tariff shift rules enter Canada duty-free under the MUST (United States Tariff) preferential SPI.
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MODULE 6: Mandatory Customs Entry Document Matrix
Commercial Invoice
Itemized description, currency, Incoterms, seller/buyer details, and country of origin.
Packing List & Bill of Lading
Gross/net weight, container/seal numbers, piece count, and transport B/L or Air Waybill.
Certificate of Origin (If Claiming FTA)
Required only when claiming zero-duty preference under USMCA, KORUS, or GSP.
MODULE 7: Regulatory Compliance & Partner Government Agency (PGA) Flags
MODULE 8: Canadian Trade Remedies (SIMA) & CITT Safeguards
MODULE 9: Free Trade Agreements (FTA) & Rules of Origin (RoO)
| Agreement Code | Trade Agreement / Program | Preferential Rate | Rules of Origin (RoO) Requirement |
|---|---|---|---|
| MUST | Canada-United States-Mexico Agreement (CUSMA) | Free | Must meet CUSMA Regional Value Content (RVC) or tariff shift rules. |
| CEUT | Canada-European Union CETA Agreement | Free | CETA Origin Declaration issued by EU exporter. |
| CPTP | Trans-Pacific Partnership (CPTPP) | Free | CPTPP Certificate of Origin and value-add threshold. |
MODULE 10: Logistics, Freight & Transport Specifications
MODULE 11: CBSA Advance Rulings for Tariff Classification
Legally binding tariff classification advance rulings issued by Canada Border Services Agency for HS 2904.10.
Query official CBSA Advance Rulings (Memorandum D11-11-1):
Search Official CBSA Advance Rulings for 2904.10 →CBSA Canadian 10-Digit Tariff Items (2904.10)
| HTS Code | Description | General Rate | Special (FTA) Rate | Column 2 Rate | Unit |
|---|---|---|---|---|---|
| 2904.10 | Derivatives containing only sulfo groups, their salts and ethyl esters | Free | Free | Rate on request | — |
| 2904.10.04.00 | Derivatives containing only sulfo groups, their salts and ethyl esters, 2-Anthracenesulfonic acid | 5.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 51% | kg |
| 2904.10.08.00 | Derivatives containing only sulfo groups, their salts and ethyl esters, Benzenesulfonyl chloride | 5.5% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 51% | kg |
| 2904.10.10.00 | Derivatives containing only sulfo groups, their salts and ethyl esters, m-Benzenedisulfonic acid, sodium salt; 1,5-Naphthalenedisulfonic acid; andp-Toluenesulfonyl chloride | 5.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,L,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 41.5% | kg |
| 2904.10.15.00 | Derivatives containing only sulfo groups, their salts and ethyl esters, Mixtures of 1,3,6-naphthalenetrisulfonic acid and 1,3,7-naphthalenetrisulfonic acid | 5.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 40% | kg |
| 2904.10.32.00 | Derivatives containing only sulfo groups, their salts and ethyl esters, Other, Aromatic, Products described in additional U.S. note 3 to section VI | 5.5% | Free (A+,AU,BH,CL,CO,D, E,IL,JO, K,KR,MA,OM,P, PA,PE,S,SG) | 15.4¢/kg + 51% | kg |
| 2904.10.37.00 | Derivatives containing only sulfo groups, their salts and ethyl esters, Other, Aromatic, Other | 5.5% | Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG) | 15.4¢/kg + 51% | kg |
| 2904.10.50.00 | Derivatives containing only sulfo groups, their salts and ethyl esters, Other, Other | 4.2% | Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG) | 25% | kg |
MODULE 12: Candidate Subheadings & Related Codes
| Related HS Code | Heading Category | Action |
|---|---|---|
| 2904.20 | Subheading under Heading 2904 | Compare Subheading 2904.20 → |
| 2904.31 | Subheading under Heading 2904 | Compare Subheading 2904.31 → |
| 2904.32 | Subheading under Heading 2904 | Compare Subheading 2904.32 → |
| 2904.33 | Subheading under Heading 2904 | Compare Subheading 2904.33 → |
| 2904.34 | Subheading under Heading 2904 | Compare Subheading 2904.34 → |
| 2904.35 | Subheading under Heading 2904 | Compare Subheading 2904.35 → |
| 2904.36 | Subheading under Heading 2904 | Compare Subheading 2904.36 → |
| 2904.91 | Subheading under Heading 2904 | Compare Subheading 2904.91 → |
Official Primary Sources & Authority References
CBSA Customs Tariff (Departmental Consolidation) ↗
Official Canadian 10-digit tariff items and MFN duty rates.
Canada Revenue Agency (CRA) Import GST/HST ↗
Federal GST and provincial HST tax administration.