Barium Sulfate USP Grade
Pharmaceutical-grade barium sulfate used as a radio-opaque contrast medium in X-ray imaging. This product is a pure, chemically defined barium sulfate meeting the requirements of Chapter 28 Note 1, and is classified under tariff item 2833.27.00 as a barium sulfate.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the barium sulfate is put up in measured doses or for retail sale as a pharmaceutical preparation.
Section Note 2 classifies such goods in Chapter 30, not Chapter 28.
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
• Ensure the product meets USP specifications and is not put up in measured doses or for retail sale, which could shift classification to Chapter 30
• Have a certificate of analysis ready to prove chemical purity
• Confirm if a Drug Establishment Licence is required for importing pharmaceutical ingredients
Related Products under Tariff item 2833.27.00
Barium Sulfate Lithopone Precursor
High-assay barium sulfate used as a precursor in lithopone production, where it is co-precipitated with zinc sulfide to create white pigments. This product is a separate chemically defined compound of barium, falling under tariff item 2833.27.00 as a barium sulfate, prior to any complexing or mixing.
Barium Sulfate Powder (Precipitated)
High-purity precipitated barium sulfate (BaSO4) used as a white pigment in paints, coatings, and plastics. It is a separate chemically defined compound of barium, meeting the criteria of Chapter 28 Note 1, and is classified under tariff item 2833.27.00 as a barium sulfate.
Barytes Precipitated Filler Grade
Micronized precipitated barium sulfate used as a functional filler in rubber, plastics, and tires for reinforcement and opacity. It is a separate chemically defined inorganic compound of barium, classified under tariff item 2833.27.00 as a barium sulfate.
Blanco Barium Sulfate Pigment
Synthetic barium sulfate pigment known as 'Blanco' or permanent white, used in high-end paints and artist oils for opacity. This product is a chemically defined barium sulfate under tariff item 2833.27.00, distinguished from natural barytes by its synthetic origin and purity.
Pharmaceutical Barium Meal Suspension Base
Sterile barium sulfate powder base for preparing oral contrast suspensions in gastrointestinal X-rays. This product meets USP standards as a chemically defined barium sulfate under tariff item 2833.27.00, as it is not yet put up in measured doses or for retail sale.
Ultra-Fine Barium Sulfate for Batteries
Nano-grade barium sulfate additive for lead-acid battery separators to improve insulation and reduce sulfation. This product is a chemically defined compound of barium, classified under tariff item 2833.27.00 as a barium sulfate, regardless of particle size.