Electronic Grade Phosphoric Acid 99.999%
Ultra-high purity phosphoric acid (99.999% H3PO4) for semiconductor etching and wafer cleaning in electronics manufacturing. Falls under HTS 2809.20.00 as chemically defined phosphoric acid, with impurities controlled to parts-per-billion levels per Chapter 28 standards.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +35.0% | 35% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
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 doped or prepared for semiconductor fabrication
Chemical elements or compounds specifically prepared for electronics may fall under 3818.
If packaged as cleaning solution with trace additives
Mixtures for specific cleaning purposes classify as chemical preparations.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Require supplier certificates showing metal impurities <1ppb for cleanroom compatibility
• Use hermetic packaging documentation to prevent contamination claims during transit
Related Products under HTS 2809.20.00
Dentrifrice Grade Phosphoric Acid 50%
50% phosphoric acid solution formulated for toothpaste production and dental etching gels. Meets HTS 2809.20.00 as chemically defined acid used in oral care products.
Water Treatment Phosphoric Acid 81%
81% phosphoric acid for corrosion control and scale prevention in cooling water systems. Classified under HTS 2809.20.00 as pure polyphosphoric acid for industrial water treatment.
Superphosphoric Acid 105% P2O5
High-concentration superphosphoric acid (105% P2O5) used in high-analysis liquid fertilizers and chemical synthesis. Falls under HTS 2809.20.00 as chemically defined polyphosphoric acids.
Food Grade Phosphoric Acid 85%
Phosphoric acid at 85% concentration, chemically defined as H3PO4, used primarily in food and beverage industries for acidification and as a flavoring agent in soft drinks like colas. It falls under HTS 2809.20.00 as a pure phosphoric acid compound meeting Chapter 28 Note 1 criteria for chemically defined inorganic acids. This high-purity grade ensures compliance with food safety standards.
Technical Grade Phosphoric Acid 75%
Industrial phosphoric acid at 75% concentration for use in metal surface treatment, rust removal, and phosphate coating processes. Classified under HTS 2809.20.00 as chemically defined polyphosphoric acid meeting inorganic acid purity standards of Chapter 28. This grade is optimized for manufacturing applications requiring high acidity.
Polyphosphoric Acid 115% P2O5 Equivalent
Concentrated polyphosphoric acid with 115% P2O5 equivalent, used in organic synthesis, catalyst manufacturing, and polymer production. It qualifies under HTS 2809.20.00 as chemically defined polyphosphoric acids per Chapter 28 definitions, distinguished by its polymeric phosphate structure.