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
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If potassium phosphate for specialty food use
Potassium variants are separately classified in 2835.24.
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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.