Other
Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined. > Polyphosphates: > Other
Duty Rate (from China)
Products classified under Tariff item 2835.3
Detergent Builder Sodium Tripolyphosphate Flakes
Flaked sodium tripolyphosphate (STPP) used as a builder in powdered laundry detergents to chelate calcium and magnesium ions. This is a pure, chemically defined inorganic polyphosphate, falling squarely under tariff item 2835.31.00.
2835.31.00Food Processing Sodium Tripolyphosphate Granules
Granular sodium tripolyphosphate for food processing, used to solubilize proteins in shrimp and fish to prevent drip loss. It is a chemically defined sodium triphosphate, classifiable under tariff item 2835.31.00.
2835.31.00Industrial Sodium Tripolyphosphate for Ceramics
Industrial sodium tripolyphosphate used as a deflocculant in ceramics to disperse clay slips and control viscosity. As a pure sodium triphosphate, it is classified 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. This chemically defined sodium triphosphate falls under tariff item 2835.31.00.
2835.31.00Sodium Tripolyphosphate for Water Treatment
Sodium tripolyphosphate for boiler water treatment, sequestering scale-forming ions to prevent corrosion. It is a chemically defined sodium triphosphate, classifiable 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. This hydrated form of sodium triphosphate is classifiable under tariff item 2835.31.00.
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. This is a chemically defined sodium triphosphate, falling under tariff item 2835.31.00.
2835.31.00STPP for Textile Processing
Sodium tripolyphosphate for textile processing, used as a dispersing agent for dyes and auxiliaries. As a pure sodium triphosphate, it is classifiable 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. This pure sodium triphosphate is classifiable 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. This chemically defined sodium triphosphate falls under tariff item 2835.31.00.