Phosphoric acid and polyphosphoric acids
Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined. > Phosphoric acid and polyphosphoric acids
Duty Rate (from China)
Subheadings
Products classified under Tariff item 2809.20.00
52% P2O5 Phosphoric Acid for NPK Fertilizer Production
Industrial-grade phosphoric acid at 52% P2O5 concentration from wet process, designed for blending into NPK fertilizers. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.
Dentrifrice Grade Phosphoric Acid 50%
A 50% aqueous solution of phosphoric acid, chemically defined as H3PO4, formulated for use in toothpaste and dental etching gels. It meets Chapter 28 Note 1(b) as a solution in water and is classifiable under this tariff item as phosphoric acid.
Electronic Grade Phosphoric Acid 99.999%
Ultra-high purity phosphoric acid (99.999% H3PO4) used in semiconductor etching and wafer cleaning. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.
Fertilizer Grade Phosphoric Acid 52% P2O5
A liquid phosphoric acid solution with approximately 52% available P2O5 equivalents, formulated for agricultural fertilizers. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.
Food Grade Phosphoric Acid 85%
An 85% aqueous solution of phosphoric acid, chemically defined as H3PO4, used in food and beverage acidification. It meets Chapter 28 Note 1(b) as a solution in water and is classifiable under this tariff item.
Green Liquor Phosphoric Acid 53% P2O5 Fertilizer Grade
Dark green phosphoric acid from wet process with 53% P2O5, high in organic impurities, exclusively for fertilizer use in MAP/DAP plants. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.
Low Concentration Fertilizer Phosphoric Acid 48% P2O5
A 48% P2O5 phosphoric acid solution optimized for liquid fertilizer formulations. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.
Merchant Grade Phosphoric Acid 54% P2O5
Merchant grade phosphoric acid (MGA) at 54% P2O5, a wet-process acid used primarily in fertilizer manufacturing. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.
Pharmaceutical Grade Phosphoric Acid USP
USP-compliant phosphoric acid for pharmaceutical buffering and oral care formulations. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.
Polyphosphoric Acid 115% P2O5 Equivalent
Concentrated polyphosphoric acid with 115% P2O5 equivalent, used in organic synthesis and catalyst manufacturing. It is a chemically defined polyphosphoric acid, meeting Chapter 28 Note 1(a), and falls under this tariff item.
Polyphosphoric Acid Blend 60% P2O5 Fertilizer Grade
A blend of phosphoric and polyphosphoric acids totaling 60% P2O5 equivalents, used in high-analysis liquid fertilizers. It is a mixture of chemically defined compounds, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric and polyphosphoric acids.
Superphosphoric Acid 105% P2O5
High-concentration superphosphoric acid (105% P2O5) used in liquid fertilizers and chemical synthesis. It is a chemically defined polyphosphoric acid, meeting Chapter 28 Note 1(a), and falls under this tariff item.
Technical Grade Phosphoric Acid 75%
Industrial phosphoric acid at 75% concentration for metal surface treatment and rust removal. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.
Water Treatment Phosphoric Acid 81%
81% phosphoric acid for corrosion control and scale prevention in cooling water systems. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.
Wet Process Phosphoric Acid 55% P2O5 for MAP Production
Wet-process derived phosphoric acid at 55% P2O5, standard feedstock for monoammonium phosphate (MAP) fertilizer. It is a separate chemically defined compound, meeting Chapter 28 Note 1(a), and falls under this tariff item as phosphoric acid.