Disodium sulphate
Sulphides; polysulphides, whether or not chemically defined. > Disodium sulphate > Disodium sulphate
Duty Rate (from China)
Subheadings
Products classified under Tariff item 2833.11.00
Anhydrous Sodium Sulfate
Pure disodium sulfate (Na2SO4) in anhydrous form, a chemically defined inorganic salt used in industrial processes. This falls under tariff item 2833.11.00 as disodium sulfate.
Glass Batch Salt Cake Additive
Granular salt cake incorporated into glass batch compositions as a fining agent and viscosity modifier. This technical grade disodium sulfate, known commercially as salt cake, is a separate chemically defined compound of Chapter 28.
Glass Manufacturing Sodium Sulfate
Calcined synthetic Na2SO4 flux for flat glass production, reducing melting point. This is a separate chemically defined compound of Chapter 28.
Industrial Salt Cake for Glass Manufacturing
Coarse-grained salt cake used primarily as a flux in flat glass production to lower melting temperatures of silica. This is a technical grade of disodium sulfate, a chemically defined inorganic compound.
Kraft Pulping Grade Salt Cake
Technical sodium sulfate (salt cake) used in sulfate pulp mills to regenerate cooking liquor during kraft paper production. This is a separate chemically defined compound of Chapter 28.
Laboratory Reagent Sodium Sulfate
ACS-grade disodium sulfate for analytical chemistry and water testing labs. This is a pure compound under Chapter 28, specifically disodium sulfate.
Paper Pulping Sodium Sulfate
Recovered synthetic Na2SO4 from kraft process makeup, pure disodium sulfate. This is a separate chemically defined compound of Chapter 28.
Pharmaceutical Grade Sodium Sulfate
USP-grade disodium sulfate anhydrous for use in laxative formulations and IV solutions. This is a strictly chemically defined compound under Chapter 28.
Pharmaceutical Intermediate Salt Cake
Technical grade salt cake serving as salting-out agent in protein precipitation for biotech pharmaceutical production. This is disodium sulfate, a separate chemically defined compound.
Salt Cake By-Product from HCl Production
Crystalline salt cake generated as waste from the Mannheim process for hydrochloric acid manufacture from sodium chloride. This is disodium sulfate, a separate chemically defined compound.
Salt Cake (Sodium Sulfate Anhydrous)
Salt cake is the commercial name for disodium sulfate (Na2SO4) in its anhydrous form, produced as a by-product in chemical manufacturing processes like hydrochloric acid production. It is a separate chemically defined compound.
Sodium Sulfate Decahydrate (Glauber's Salt)
Disodium sulfate decahydrate (Na2SO4·10H2O), known as Glauber's salt, a hydrated form chemically defined under Chapter 28. This falls under tariff item 2833.11.00 as disodium sulfate.
Technical Grade Salt Cake for Detergent Production
Salt cake serving as filler and processing aid in powdered laundry detergent formulations, providing bulk and flow properties. This is disodium sulfate, a separate chemically defined compound.
Technical Grade Sodium Sulfate
High-purity synthetic disodium sulfate for industrial detergents and paper pulping. This is a separate chemically defined compound of Chapter 28.
Textile Dyeing Salt Cake
Coarse salt cake used as mordant and leveling agent in reactive dyeing of cotton and cellulosic fibers. This is disodium sulfate, a separate chemically defined compound.