High Purity 3,4-Dichlorophenylisocyanate 99.5% for Pharmaceutical Use
High purity 3,4-Dichlorophenylisocyanate at 99.5% purity is a separate chemically defined organic compound, as required by Chapter Note 1(a). It is used as an intermediate in pharmaceutical synthesis, but its chemical identity remains an isocyanate. It is classified under tariff item 2929.10.00.
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 not a pure isocyanate but a derivative
Derivatives of isocyanates that are not more specifically covered may fall under other nitrogen-function compounds.
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
• Provide a certificate of analysis confirming 99.5% purity and chemical identity to CBSA
• If the product is for pharmaceutical use, ensure compliance with Health Canada regulations
• Declare the product under tariff item 2929.10.00 and keep records of the end-use
Related Products under Tariff item 2929.10.00
1,5-Naphthalene Diisocyanate
1,5-Naphthalene diisocyanate (CAS 3173-72-6), a polycyclic aromatic diisocyanate used in high-performance polyurethane elastomers and coatings requiring thermal stability. It is a chemically defined isocyanate compound, classifiable under tariff item 2929.10.00.
1,5-Naphthalene Diisocyanate Technical Grade
Technical grade 1,5-naphthalene diisocyanate at 95% purity, used in industrial polyurethane resin manufacturing. Despite minor impurities, it remains a separate chemically defined compound under Chapter note 1(a), classifiable under tariff item 2929.10.00.
1,6-Hexamethylene Diisocyanate (HDI)
1,6-Hexamethylene diisocyanate (HDI) is a chemically defined aliphatic diisocyanate with the formula OCNC6H12NCO, used as a reactive intermediate in polyurethane production. It is a separate chemically defined organic compound under Chapter Note 1(a) and is classified under tariff item 2929.10.00 as an isocyanate.
1-Isocyanato-3-(Trifluoromethyl)benzene
1-Isocyanato-3-(trifluoromethyl)benzene (CAS 329-98-6), also known as m-trifluoromethylphenyl isocyanate, an aromatic isocyanate used in fluorinated polymer synthesis and medicinal chemistry. It is a chemically defined isocyanate, classifiable under tariff item 2929.10.00.
3,4-Dichlorophenylisocyanate
3,4-Dichlorophenylisocyanate, a chemically defined organic compound with an isocyanate functional group attached to a 3,4-dichlorophenyl ring. It is classifiable under tariff item 2929.10.00 as an isocyanate, used as a building block in pharmaceutical and agrochemical synthesis.
3,4-Dichlorophenylisocyanate 98% Technical Grade
3,4-Dichlorophenylisocyanate at 98% technical grade purity, containing minor impurities but remaining a separate chemically defined compound under Chapter note 1(a). It is classifiable under tariff item 2929.10.00 as an isocyanate, used as a key building block in chemical synthesis.