Phthalic Anhydride (Technical Grade)
Phthalic anhydride (technical grade), the cyclic anhydride of ortho-phthalic acid, used in plasticizer and resin manufacturing. It is an aromatic polycarboxylic acid derivative, classified under tariff item 2917.39.00 as 'Other' aromatic polycarboxylic acids and their derivatives.
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 |
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 product is specifically phthalic anhydride
Phthalic anhydride may be classified under a more specific subheading if it is listed separately.
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Import Tips & Compliance
• Verify the product is a separate chemically defined compound; if it contains impurities, ensure they are incidental
• Declare the purity and any stabilizers to the CBSA
• If the product is used in food-contact applications, verify compliance with Canadian regulations
Related Products under Tariff item 2917.39.00
1,4-Naphthalenedicarboxylic Acid
1,4-Naphthalenedicarboxylic acid, an aromatic polycarboxylic acid derived from naphthalene, used in high-performance polyester resins and liquid crystal polymers. It is classified under tariff item 2917.39.00 as 'Other' aromatic polycarboxylic acids and their derivatives.
2,2-Bis(3,4-dicarboxyphenyl)hexafluoropropane Dianhydride
4,4'-(Hexafluoroisopropylidene)bis(phthalic anhydride) is a fluorinated aromatic dianhydride used in producing colorless polyimides for optical applications. It is a separate chemically defined compound, and its classification under heading 29.17 is based on its structure as an aromatic polycarboxylic anhydride.
4,4'-(Hexafluoroisopropylidene)bis(phthalic anhydride) 98% purity
4,4'-(Hexafluoroisopropylidene)bis(phthalic anhydride) at 98% purity is a high-purity aromatic polycarboxylic anhydride used in polyimide synthesis. It is a separate chemically defined compound, and the purity level ensures it meets the definition under Chapter 29.
4,5,6,7-Tetrabromophthalic Anhydride
4,5,6,7-Tetrabromophthalic Anhydride is a pure halogenated aromatic polycarboxylic acid anhydride used in reactive flame retardant synthesis for unsaturated polyester resins. It falls under tariff item 2917.39.00 as an 'Other' aromatic polycarboxylic acid derivative.
4-Sulfo-1,8-Naphthalic Anhydride
4-Sulfo-1,8-naphthalic anhydride is a sulfonated aromatic polycarboxylic anhydride used in the production of fluorescent brighteners and dye intermediates. It is a separate chemically defined organic compound, and its sulfonation does not remove it from the scope of heading 29.17, as the derivatives are covered by the heading's text.
6FDA Monomer -- 4,4'-(Hexafluoroisopropylidene)bis(phthalic anhydride)
6FDA, or 4,4'-(hexafluoroisopropylidene)bis(phthalic anhydride), is a fluorinated dianhydride used in synthesizing polyimides with high thermal and chemical resistance. It is a separate chemically defined aromatic polycarboxylic anhydride, and its classification under heading 29.17 is clear.