Biphenyl Ureine BPU-4
Biphenyl Ureine BPU-4 is a biphenyl aromatic ureine used in liquid crystal displays (LCDs). It is a separate chemically defined organic compound with a cyclic carbamate structure, classified under cyclic amides of carbonic acid. This tariff item applies to ureines 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 compound is not a cyclic amide
This covers other amide-function compounds.
If imported as part of a chemical mixture for industrial use
Mixtures not elsewhere specified may fall under this heading.
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
• For electronic-grade chemicals, provide a technical data sheet and purity certificate to CBSA
• If the product is part of a mixture or formulation, classification may change
• Ensure the product is not put up in a form for retail sale, which could trigger other headings
Related Products under Tariff item 2924.21.00
1-(2-Methylcyclohexyl)-3-phenylurea Technical Grade
1-(2-Methylcyclohexyl)-3-phenylurea Technical Grade is a pure synthetic urea derivative classified as an aromatic ureine pesticide. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid, with a phenyl group and cyclohexyl ring.
3-Phenyl-1-(2-Methylcyclohexyl)Urea Crystals
3-Phenyl-1-(2-Methylcyclohexyl)Urea Crystals is a crystalline form of 1-(2-methylcyclohexyl)-3-phenylurea, a chemically defined aromatic ureine pesticide. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid, used in agricultural chemical production.
4-Methoxyphenyl Ureine MPU-22
4-Methoxyphenyl Ureine MPU-22 is a methoxy-substituted aromatic ureine derivative used for organic synthesis and research applications. It is a separate chemically defined organic compound with a cyclic carbamate structure, classified under cyclic amides of carbonic acid. This tariff item applies to ureines and their derivatives.
Aromatic Cyclic Carbamate CM-42
Aromatic Cyclic Carbamate CM-42 is an aromatic cyclic carbamate derivative functioning as a ureine, used in medicinal chemistry for CNS drug development. It is a separate chemically defined organic compound with a carboxyamide function, classified under cyclic amides of carbonic acid. This tariff item covers ureines and their derivatives.
Aromatic Ureine Dye Intermediate AUDI-3
Aromatic Ureine Dye Intermediate AUDI-3 is a pure aromatic ureine used for azo dye synthesis. It is a separate chemically defined organic compound with a cyclic carbamate structure, classified under cyclic amides of carbonic acid. This tariff item applies to ureines and their derivatives, provided they are not diluted for dye production.
Bemegride
Bemegride is an aromatic ureine derivative acting as a respiratory stimulant and barbiturate antagonist. It is classifiable under tariff item 2924.21.00 as a cyclic amide compound, being a separate chemically defined organic compound per Chapter 29.