Wood Pulp Lye Dispersant for Ceramics
Modified lignin sulfonate from concentrated softwood pulp lyes, serving as a deflocculant in ceramic slip casting. It falls under tariff item 3804.00.00 as it originates from wood pulp production residuals, excluding tall oil.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
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- CFIA
All Programs · Required
CANADIAN FOOD INSPECTION AGENCY: CFIA All Programs requires review / declaration data. CBSA's Single Window matching criteria match this classification number (Equal To 3804000000).
CBSA Single Window matching criteria, unknown
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the modification involves significant chemical changes beyond sulfonation
Substantially modified lignosulfonates may be classified as other chemical products.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the modification process does not create a separate chemically defined compound
• Document the intended use as a dispersant to support classification
• Check if the product meets any environmental regulations for ceramic manufacturing inputs
Related Products under Tariff item 3804.00.00
Ammonium Lignosulfonate Granules
Granulated ammonium lignosulfonate used as a dust control agent and ceramic binder, produced from desugared lignin sulfonic acids in wood pulp spent liquors. It is a chemically treated residual lye, classifiable under tariff item 3804.00.00.
Ammonium Lignosulfonate Spray-Dried Powder
Ammonium lignosulfonate spray-dried powder derived from neutralized sulfite pulp waste. It is a residual lye from wood pulp manufacture, chemically treated and concentrated, and falls under tariff item 3804.00.00 as a lignin sulphonate.
Calcium Lignosulfonate Liquid
Calcium lignosulfonate liquid, a concentrated residual lye from wood pulp sulfite digestion, used as a concrete plasticizer and animal feed pellet binder. It falls under tariff item 3804.00.00 as a lignin sulphonate.
Calcium Lignosulfonate Powder
Calcium lignosulfonate powder, a water-soluble anionic polyelectrolyte from sulfite pulping of wood. It is a residual lye, chemically treated and concentrated, and is classifiable under tariff item 3804.00.00 as a lignin sulphonate.
Chrome Tanning Agent Lignin Derivative
Chrome tanning agent lignin derivative, a specially precipitated calcium lignosulfonate from pulp mill recovery used to complex chrome salts in leather tanning. It is a chemically treated residual lye from wood pulp, classifiable under tariff item 3804.00.00.
Concentrated Lignosulfonic Acid Sodium Salt Solution
Concentrated lignosulfonic acid sodium salt solution, desugared and concentrated spent sulfite liquor from softwood pulping. It is a residual lye from wood pulp manufacture, chemically treated, and falls under tariff item 3804.00.00 as a lignin sulphonate.