Fast Blue Base BB
Fast Blue Base BB is a diazotizable aromatic amine used for creating fast blue azo dyes for cotton and wool printing. It is a chemically defined compound and is classified under tariff item 2921.49.00 as an 'other' acyclic monoamine derivative.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product is a naphthylamine derivative
Naphthylamines are classified separately from other acyclic monoamines.
If the product contains additional oxygen function (e.g., hydroxyl)
Amino compounds with oxygen functions fall under heading 29.22.
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
• Ensure the product is a separate chemically defined compound and not a mixture
• Provide a certificate of analysis to support classification
• Check if the product is subject to any restrictions for use in dye synthesis
Related Products under Tariff item 2921.49.00
2,3-Xylidine
2,3-Xylidine (2,3-dimethylaniline) is a chemically defined aromatic monoamine with two methyl groups on the benzene ring. It is used as an intermediate in the synthesis of azo dyes, pharmaceuticals, and UV stabilizers, and falls under tariff item 2921.49.00 as an 'other' acyclic monoamine derivative.
2,4,6-Trimethylaniline (Mesidine)
2,4,6-Trimethylaniline (mesidine) is a sterically hindered aromatic monoamine with three methyl groups. It is used in the synthesis of pharmaceuticals, pesticides, and polymer additives, and is classified under tariff item 2921.49.00 as an 'other' acyclic monoamine derivative.
2,4-Xylidine
2,4-Xylidine (2,4-dimethylaniline) is a chemically defined aromatic monoamine used in herbicide synthesis (e.g., diuron), dyes, and rubber antioxidants. It is classified under tariff item 2921.49.00 as an 'other' acyclic monoamine derivative.
2,5-Xylidine
2,5-Xylidine (2,5-dimethylaniline) is a chemically defined aromatic monoamine used as an intermediate for direct dyes, pharmaceuticals, and photographic chemicals. It is classified under tariff item 2921.49.00 as an 'other' acyclic monoamine derivative.
3,4-Xylidine
3,4-Xylidine (3,4-dimethylaniline) is a chemically defined aromatic monoamine used as an intermediate for antioxidants, dyes, and agrochemicals. It is classified under tariff item 2921.49.00 as an 'other' acyclic monoamine derivative.
4-Amino-2-stilbenesulfonic acid
4-Amino-2-stilbenesulfonic acid is an aromatic amine derivative with a sulfonic acid group, used as an intermediate in the production of optical brighteners. It is classified under tariff item 2921.49.00 as an 'other' acyclic monoamine derivative, despite the sulfonic acid group, because it retains the amine function as the primary characteristic.