Tetramethyl Lead Research Grade
Research-grade tetramethyl lead with added identification coloring for lab safety is classified under tariff item 2931.10.00. The colouring substance is added for safety reasons, as permitted by Chapter 29 note 1(g), and does not render the product suitable for a specific use.
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 colouring substance is present in significant amounts or changes the product's character
The residual subheading may apply if the product is no longer a separate chemically defined compound.
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 CBSA with the composition of the colouring substance and its purpose, ensuring it is for identification or safety
• Confirm the product is not put up for retail sale, which could trigger other headings
• Verify that the colouring does not make the product suitable for a specific use, such as in fuels
Related Products under Tariff item 2931.10.00
High-Purity Tetraethyl Lead (99.99%)
High-purity tetraethyl lead (99.99%) is a separate chemically defined organo-inorganic compound, explicitly named in tariff item 2931.10.00. It is imported for research or calibration standards, meeting Chapter 29 note 1(a) as a pure compound without impurities that alter its general use.
Industrial Tetraethyl Lead Concentrate
Industrial tetraethyl lead concentrate is a chemically defined organo-inorganic compound used for fuel blending. It falls under tariff item 2931.10.00 as the named compound, provided it is not put up in a form for retail sale or mixed with other substances that would change its classification.
Stabilized Tetramethyl Lead for Transport
Stabilized tetramethyl lead for transport includes a stabilizer necessary for preservation or transport, as allowed by Chapter 29 note 1(f). The product remains a separate chemically defined compound under tariff item 2931.10.00, as the stabilizer does not render it suitable for a specific use.
Tetraethyl Lead Anti-Dusting Formulation
Tetraethyl lead anti-dusting formulation contains a minimal anti-dusting agent added for safety, as permitted by Chapter 29 note 1(g). The product is classified under tariff item 2931.10.00 because the addition does not make it particularly suitable for a specific use beyond general handling.
Tetraethyl Lead Calibration Standard
Tetraethyl lead calibration standard is a certified analytical standard, often dissolved in water or another solvent for use in spectroscopy. It falls under tariff item 2931.10.00 as a separate chemically defined compound, provided the solvent is for safety or transport and not for a specific analytical use.
Tetraethyl Lead (TEL)
Tetraethyl lead (TEL) is a colorless, oily liquid organometallic compound with the formula Pb(C2H5)4, historically used as an antiknock additive in gasoline. It is explicitly named in tariff item 2931.10.00 and qualifies as a separate chemically defined organo-inorganic compound under Chapter 29.