Glassmaking Litharge (Synthetic PbO)
Glassmaking litharge is synthetic lead monoxide (PbO) produced by controlled oxidation, used in crystal glass production to impart brilliance and a high refractive index. As a pure, chemically defined lead monoxide, it is classified under tariff item 2824.10.00.
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 a glass frit or glass in powder form containing lead monoxide
Glass frit and other glass in powder form are classified in Chapter 32.
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 production method (controlled oxidation) and purity to confirm classification as lead monoxide
• If the litharge is mixed with other glassmaking additives, it may fall under a different heading, so keep the product pure
• Be aware of Canadian workplace safety rules for handling lead compounds during import and use
Related Products under Tariff item 2824.10.00
Battery-Grade Litharge (High Purity PbO)
Battery-grade litharge is a high-purity lead monoxide (PbO) powder, exceeding 99.5% purity, specifically refined for use in lead-acid battery plate formation. As a separate chemically defined compound of lead, it falls squarely under tariff item 2824.10.00, which covers lead monoxide in all its forms.
Ceramic Grade Lead Monoxide (Massicot)
Ceramic-grade massicot is a fine-ground form of lead monoxide (PbO) optimized for use as a flux in ceramic glazes, lowering melting points during high-temperature firing. As a chemically defined lead monoxide, it is correctly classified under tariff item 2824.10.00.
Electronics-Grade PbO Litharge
Electronics-grade litharge is ultra-pure lead monoxide (PbO) with impurities below 10 ppm, used in the production of PZT piezoelectric ceramics for electronic sensors and actuators. As a chemically defined lead monoxide, it falls under tariff item 2824.10.00.
High-Density Litharge Pellets
High-density litharge pellets are pure lead monoxide (PbO) formed into uniform 5-10 mm pellets for automated dosing in continuous glass furnaces. Despite the physical form, the product remains chemically defined lead monoxide, classified under tariff item 2824.10.00.
Industrial Litharge Flakes
Industrial litharge flakes are lead monoxide (PbO) in flake form, designed for easier handling and reduced dust in large-scale battery and glass production. As a chemically defined lead monoxide, it is classified under tariff item 2824.10.00.
Litharge Powder (Lead Monoxide PbO)
Litharge powder is lead monoxide (PbO) in yellow or red powder form, used in battery manufacturing, glass production, and other industrial applications. As a separate chemically defined compound, it falls under tariff item 2824.10.00.