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Nitrites; nitrates. > Polyphosphates: > Sodium triphosphate (sodium tripolyphosphate) > Other
Duty Rate (from China)
Products classified under Tariff item 2835.31.00.90
Detergent Builder Sodium Tripolyphosphate Flakes
Flaked sodium tripolyphosphate (STPP) used as a builder in powdered laundry detergents to chelate calcium and magnesium ions. It is a separate chemically defined compound of sodium triphosphate, meeting the criteria of Chapter 28 Note 1. It falls under tariff item 2835.31.00 as sodium triphosphate (sodium tripolyphosphate).
2835.31.00Food Processing Sodium Tripolyphosphate Granules
Granular sodium tripolyphosphate used in food processing as a protein solubilizer to prevent drip loss in shrimp and fish. It is a chemically defined compound of sodium triphosphate, satisfying Chapter 28 Note 1. It is classified under tariff item 2835.31.00 as sodium triphosphate.
2835.31.00Industrial Sodium Tripolyphosphate for Ceramics
Industrial sodium tripolyphosphate used as a deflocculant in ceramics manufacturing to disperse clay slips and control viscosity. It is a pure sodium triphosphate compound, classified under Chapter 28 as a polyphosphate. It falls under tariff item 2835.31.00.
2835.31.00Pharma Excipient Sodium Tripolyphosphate
High-purity sodium tripolyphosphate used as a pharmaceutical excipient for tablet disintegration and controlled drug release. It is a chemically defined compound of sodium triphosphate, meeting Chapter 28 Note 1. It is classified under tariff item 2835.31.00.
2835.31.00Sodium Tripolyphosphate for Water Treatment
Sodium tripolyphosphate used in boiler water treatment to sequester scale-forming ions and prevent corrosion. It is a chemically defined sodium triphosphate compound, classified under Chapter 28 as a polyphosphate. It falls under tariff item 2835.31.00.
2835.31.00Sodium Tripolyphosphate Hexahydrate Crystals
Sodium tripolyphosphate hexahydrate crystals used as a buffering agent and emulsifier in meat processing and canned seafood. It is sodium triphosphate (Na5P3O10·6H2O), a chemically defined compound, and falls under tariff item 2835.31.00 as sodium triphosphate.
2835.31.00Sodium Tripolyphosphate (STPP) Food Grade Powder
Food-grade sodium tripolyphosphate powder used as a sequestrant, emulsifier, and moisture retainer in processed meats, seafood, and dairy products. It is a chemically defined sodium polyphosphate, meeting Chapter 28 Note 1. It is classified under tariff item 2835.31.00.
2835.31.00STPP for Textile Processing
Sodium tripolyphosphate used in textile processing as a dispersing agent for dyes and auxiliaries. It is pure sodium triphosphate, classified under Chapter 28 as a polyphosphate. It falls under tariff item 2835.31.00.
2835.31.00Technical Grade Sodium Tripolyphosphate Anhydrous
Anhydrous technical-grade sodium tripolyphosphate used in detergents as a builder to soften water and enhance cleaning efficiency. It is a pure sodium triphosphate compound, classified under Chapter 28 as a polyphosphate. It is classified under tariff item 2835.31.00.
2835.31.00USP Grade Sodium Tripolyphosphate
USP-grade sodium tripolyphosphate, a high-purity polyphosphate used in pharmaceutical formulations and as a pharmaceutical aid for controlled release. It is a chemically defined compound of sodium triphosphate, meeting Chapter 28 Note 1. It falls under tariff item 2835.31.00.