Other
Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined. > Phosphates: > Other > Other
Duty Rate (from China)
Products classified under Tariff item 2835.29.00.00
Aluminum Hydrogen Phosphate
Aluminum hydrogen phosphate (Al(H2PO4)3) is an acidic phosphate salt used as a reactive binder in acid-cured refractories and corrosion inhibitors. It is a separate chemically defined compound, which falls under the 'Other' phosphates of tariff item 2835.29.00.
2835.29.00Aluminum Orthophosphate Powder
Aluminum orthophosphate powder (AlPO4) is a thermally stable, chemically defined compound used in ceramic glazes, dental cements, and optical coatings. As a phosphate of aluminum, it is classifiable under the 'Other' phosphates of this tariff item.
2835.29.00Aluminum Phosphate Gel
Aluminum phosphate gel (AlPO4·2H2O) is a colloidal suspension of a chemically defined aluminum phosphate, used as a binder in refractory ceramics and catalyst supports. The gel form is a dispersion of the compound, which remains classifiable under the 'Other' phosphates of this tariff item.
2835.29.00Anhydrous Trisodium Phosphate Powder
Anhydrous trisodium phosphate powder (Na3PO4) is a chemically defined strong base used in metal pretreatment and food processing as an acidity regulator. It falls under the 'Other' phosphates of this tariff item.
2835.29.00Diammonium Phosphate
Diammonium phosphate ((NH4)2HPO4) functions as a fire retardant, yeast nutrient in baking, and pH buffer. As a chemically defined ammonium salt of phosphoric acid, it is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Disodium Phosphate Anhydrous
Disodium phosphate anhydrous (Na2HPO4) is a sodium salt of phosphoric acid used in dairy processing, pharmaceuticals, and as a pH buffer. It is a chemically defined inorganic compound and is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Flame Retardant Triammonium Phosphate
Specialty triammonium phosphate optimized for intumescent flame retardant coatings is a chemically defined compound (NH4)3PO4. It falls under the 'Other' phosphates of this tariff item, as it is a phosphate of ammonium.
2835.29.00Food-Grade Aluminum Phosphate
Food-grade aluminum phosphate (E541) is a purified, chemically defined aluminum phosphate used as an emulsifier, stabilizer, and anti-caking agent in processed foods. It is classifiable under the 'Other' phosphates of this tariff item, provided it meets the purity standards for food use.
2835.29.00Food Grade Trisodium Phosphate
Food-grade trisodium phosphate (USP/FCC certified) is a chemically defined inorganic salt of phosphoric acid used as a sequestrant and pH adjuster in processed meats and cereals. It meets the purity standards for food additives and is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Magnesium Phosphate Tribasic
Magnesium phosphate tribasic (Mg3(PO4)2) is used as a dietary supplement, antacid, and in ceramics production. As a chemically defined inorganic magnesium salt of phosphoric acid, it is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Microencapsulated Triammonium Phosphate
Microencapsulated triammonium phosphate for controlled release in polymer flame retardants remains a chemically defined compound (NH4)3PO4. The encapsulation does not alter its classification as a phosphate under the 'Other' phosphates of this tariff item.
2835.29.00Monoaluminum Phosphate Solution
Monoaluminum phosphate solution (Al(H2PO4)3 in water) is an acidic phosphate salt used as a binder for high-temperature refractories and acid-resistant coatings. The aqueous solution is a normal method of putting up this compound for safety and transport, so it remains classifiable under the 'Other' phosphates of this tariff item.
2835.29.00Potassium Phosphate Monobasic
Potassium phosphate monobasic (KH2PO4) is used in fertilizers, pharmaceuticals, and as a buffering agent in lab reagents. As a chemically defined inorganic potassium salt of phosphoric acid, it is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Sodium Acid Pyrophosphate
Sodium acid pyrophosphate (SAPP) acts as a leavening agent in baking powders and rapid-setting cement additive. As a chemically defined polyphosphate, it is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Sodium Aluminum Phosphate
Sodium aluminum phosphate (Na3Al2H15(PO4)8) is a complex phosphate salt of aluminum and sodium, used as a food additive for leavening in baked goods. As a chemically defined phosphate, it falls under the 'Other' phosphates of this tariff item.
2835.29.00Sodium Hexametaphosphate
Sodium hexametaphosphate (SHMP) is a polyphosphate sequestering agent used in water treatment, ceramics, and food processing. As a chemically defined polyphosphate, it is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Sodium Tripolyphosphate (STPP)
Sodium tripolyphosphate (STPP) is a polyphosphate salt used as a builder in detergents and for water softening in food processing. As a chemically defined polyphosphate, it is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Technical Grade Triammonium Phosphate
Technical-grade triammonium phosphate powder (NH4)3PO4 is a chemically defined inorganic salt used in industrial flame retardants for textiles and plastics. It is classifiable under the 'Other' phosphates of this tariff item.
2835.29.00Technical Grade Trisodium Phosphate
Technical grade trisodium phosphate is a chemically defined inorganic salt of phosphoric acid used in boiler water treatment and textile processing. It meets industrial purity standards and is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Tetrasodium Pyrophosphate
Tetrasodium pyrophosphate is an inorganic polyphosphate used as a buffering agent, emulsifier in foods, and dispersant in industrial cleaners. As a chemically defined polyphosphate, it is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Triammonium Phosphate 99% Pure
Triammonium phosphate at 99% purity is a chemically defined compound used for water treatment pH adjustment and corrosion inhibition. It falls under the 'Other' phosphates of this tariff item as a phosphate of ammonium.
2835.29.00Triammonium Phosphate Anhydrous Powder
Anhydrous triammonium phosphate powder (NH4)3PO4 is a chemically defined inorganic salt used in pharmaceutical buffering and nutrient media preparation. It is classifiable under the 'Other' phosphates of this tariff item.
2835.29.00Triammonium Phosphate Crystals
Pure triammonium phosphate crystals (NH4)3PO4 are a chemically defined inorganic salt used as a flame retardant and in chemical synthesis. The crystalline form falls under the 'Other' phosphates of this tariff item.
2835.29.00Triammonium Phosphate Lab Grade
High-purity triammonium phosphate for laboratory reagents is a chemically defined compound meeting ACS specifications. It is classifiable under the 'Other' phosphates of this tariff item.
2835.29.00Trisodium Phosphate Crystals
Trisodium phosphate (TSP) in crystalline form is a chemically defined inorganic salt of phosphoric acid with three sodium ions, used primarily as a cleaning agent and degreaser. It is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Trisodium Phosphate Dodecahydrate
Trisodium phosphate dodecahydrate (Na3PO4·12H2O) is the hydrated form of the trisodium salt of phosphoric acid, widely used in detergents and as a pH buffer. It is a chemically defined inorganic compound and is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Trisodium Phosphate Granules
Granular trisodium phosphate offers better flowability for automatic dispensing in industrial dishwashers and laundry systems. This form remains a chemically defined trisodium phosphate and is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Trisodium Phosphate Solution 20%
A 20% aqueous solution of trisodium phosphate is used for pH adjustment in cooling towers and as a rust inhibitor. As a solution of a chemically defined inorganic salt in water, it is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Ultrahigh Purity Trisodium Phosphate
Ultrahigh purity (>99.99%) trisodium phosphate for semiconductor wafer cleaning and electronics manufacturing meets stringent trace metal specifications for Chapter 28 chemical definition. It is classifiable under tariff item 2835.29.00 as an 'other' phosphate.
2835.29.00Varidol Aluminum Phosphate
Varidol is a commercial aluminum secondary phosphate solution used in sanitary ware casting and acid-resistant brick production. As a chemically defined aluminum phosphate in solution, it is classifiable under the 'Other' phosphates of this tariff item.
2835.29.00Zinc Phosphate Dihydrate
Zinc phosphate dihydrate (Zn3(PO4)2·2H2O) is a fine white powder used as a corrosion inhibitor in metal primers and as a component of dental cements. It is a chemically defined zinc salt of phosphoric acid, falling under the 'other phosphates' provision of tariff item 2835.29.00. The product is not a polyphosphate or a phosphonate, so it is correctly classified here.