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Food Processing Sodium Tripolyphosphate Granules

Granular STPP for food processing acts as a protein solubilizer in shrimp and fish to prevent drip loss. It is sodium triphosphate in granular form under HTS 2835.31.00.00. Chemically defined per Chapter 28/29 notes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China1.4%+35.0%36.4%
🇲🇽Mexico1.4%+10.0%11.4%
🇨🇦Canada1.4%+10.0%11.4%
🇩🇪Germany1.4%+10.0%11.4%
🇯🇵Japan1.4%+10.0%11.4%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2835.24.00.00Higher: 38.1% vs 36.4%

If potassium phosphate for specialty food use

Potassium variants are separately classified in 2835.24.

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

Label with maximum usage levels per FDA (0.5% in seafood) and provide migration studies

Use ISF for advance filing due to food safety sensitivities

Related Products under HTS 2835.31.00.00

Sodium Tripolyphosphate for Water Treatment

STPP for boiler water treatment sequesters scale-forming ions to prevent corrosion. It is chemically defined sodium triphosphate under HTS 2835.31.00.00 in polyphosphates subheading.

Pharma Excipient Sodium Tripolyphosphate

High-purity STPP as excipient for tablet disintegration and controlled drug release. HTS 2835.31.00.00 as sodium polyphosphate.

STPP for Textile Processing

STPP in textile dyeing as dispersing agent for dyes and auxiliaries. Pure sodium triphosphate HTS 2835.31.00.00.

Sodium Tripolyphosphate (STPP) Food Grade Powder

Sodium tripolyphosphate (STPP) in food-grade powder form is a sodium polyphosphate used as a sequestrant, emulsifier, and moisture retainer in processed meats, seafood, and dairy products. It falls under HTS 2835.31.00.00 as it is specifically sodium triphosphate, a polyphosphate compound. This pure chemical meets the chapter's definition for chemically defined polyphosphates.

Technical Grade Sodium Tripolyphosphate Anhydrous

Anhydrous technical-grade sodium tripolyphosphate is used in detergents as a builder to soften water and enhance cleaning efficiency. Classified under HTS 2835.31.00.00 as sodium triphosphate, a polyphosphate, in its pure chemical form without added stabilizers. It meets Chapter 28 requirements for chemically defined inorganic compounds.

Sodium Tripolyphosphate Hexahydrate Crystals

STPP hexahydrate in crystalline form serves as a buffering agent and emulsifier in meat processing and canned seafood. It is sodium triphosphate (Na5P3O10·6H2O), directly matching HTS 2835.31.00.00 for polyphosphates. The hydrate form is chemically defined under Chapter 28 notes.