Methylphosphonic Dichloride 98% Technical Grade
Technical grade methylphosphonic dichloride at 98% purity contains minor impurities but remains a separate chemically defined compound under Chapter 29 Note 1(a). It is used in pesticide and flame retardant synthesis and falls under tariff item 2931.51.00, which names methylphosphonic dichloride specifically.
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 impurities render the product not specifically methylphosphonic dichloride
The alternative covers other halogenated organo-phosphorus derivatives if the product's composition deviates.
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
• Document the purity level (98%) and the presence of impurities on the invoice, as CBSA may verify the product meets the definition of a separate chemically defined compound
• Secure a precursor import permit from Health Canada, as methylphosphonic dichloride is regulated
• Ensure the product is packaged and labelled according to TDG regulations for hazardous chemicals
Related Products under Tariff item 2931.51.00
Distilled Methylphosphonic Dichloride
Distilled methylphosphonic dichloride is a high-purity halogenated organo-phosphorus compound, fractionally distilled for research applications in organophosphorus chemistry. As a separate chemically defined organic compound with a direct carbon-phosphorus bond and chlorine substituents, it falls squarely under tariff item 2931.51.00, which covers methylphosphonic dichloride specifically.
Methylphosphonic Dichloride
Methylphosphonic dichloride (CH3P(O)Cl2) is a halogenated organo-phosphorus compound used primarily as a chemical intermediate in organic synthesis. It is a separate chemically defined compound with a direct carbon-phosphorus bond, qualifying for tariff item 2931.51.00, which specifically names this compound.
Methylphosphonic Dichloride with Stabilizer
Methylphosphonic dichloride stabilized with an anti-hydrolysis agent for safe transport retains its classification under tariff item 2931.51.00, as the stabilizer is added for preservation per Chapter 29 Note 1(f). The principal compound remains chemically defined and is specifically named in this tariff item.
Research-Grade Methylphosphonic Dichloride
Research-grade methylphosphonic dichloride is an ultra-pure form used for academic and R&D synthesis of phosphonate esters. As a separate chemically defined compound with a direct carbon-phosphorus bond and chlorine atoms, it is classified under tariff item 2931.51.00, which specifically covers methylphosphonic dichloride.