Chromium Trioxide 99.9% Pure Crystals
High-purity chromium trioxide crystals (99.9% CrO3) for laboratory and electronics etching. As a separate chemically defined compound, it is classified under tariff item 2819.10.00, consistent with Chapter 28's coverage of pure inorganic compounds.
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 crystals are mixed with other substances
Mixtures of chromium oxides are classified under other chromium oxides.
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
• Keep the product in its pure crystalline form; any dissolution in solvents may change classification unless it meets Chapter 28 Note 1(c) conditions
• Have a certificate of analysis ready to prove purity for customs
• Note that chromium trioxide is a hazardous material, so ensure proper shipping documentation for CBSA
Related Products under Tariff item 2819.10.00
Anodizing Chromium Trioxide Powder
Chromium trioxide powder specifically formulated for Type II anodizing of aluminum alloys. This chemically defined inorganic compound falls under tariff item 2819.10.00 as chromium trioxide, per Chapter 28's scope for separate chemically defined compounds.
Chromium Trioxide Anhydrous Powder
Anhydrous chromium trioxide powder (CrO3), a chemically defined inorganic compound used in chrome plating and as an oxidizing agent. It falls squarely under tariff item 2819.10.00 as chromium trioxide, per Chapter 28's rules for separate chemical elements and compounds.
Electroplating Grade Chromium Trioxide
High-purity chromium trioxide optimized for decorative and hard chrome electroplating baths. As a chemically defined chromium oxide, it is classified under tariff item 2819.10.00, meeting Chapter 28's criteria for inorganic compounds.
Industrial Chromium Trioxide Granules
Granular chromium trioxide for industrial oxidation processes and wood preservation. This chemically defined inorganic compound is classified under tariff item 2819.10.00 as chromium trioxide, consistent with Chapter 28's scope.
Lab-Grade Chromium Trioxide Solution Precursor
Dry lab-grade chromium trioxide powder intended for dissolution into chromic acid solutions. It is classified under tariff item 2819.10.00 as pure chromium trioxide, not as a solution or preparation, per Chapter 28's rules.
Technical Grade Chromium Trioxide Flakes
Technical-grade chromium trioxide in red flake form, used in anodizing aluminum and pigment manufacturing. As a pure chromium trioxide compound, it is classified under tariff item 2819.10.00, meeting Chapter 28's definition of a separate chemically defined compound.