Surgical Grade Sodium Alginate
Sterile sodium alginate powder for dental impression materials and hemostatic agents in primary form. HTS 3913.10.00.00 for alginic salts; used in alginate impression pastes mixed with calcium sulfate. Biocompatible and biodegradable.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If processed into finished dental impression paste
Complete dental products are dental appliances in 3006.
If diagnostic reagent preparations
Lab diagnostic kits with alginates go to 3822.
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Import Tips & Compliance
• Sterility validation and endotoxin limits required; ISO 10993 biocompatibility data
• Avoid 3006 classification for finished devices
Related Products under HTS 3913.10.00.00
Sodium Alginate Powder
Sodium alginate is the sodium salt of alginic acid, a natural polysaccharide extracted from brown seaweed, appearing as a white to yellowish powder in primary form. It falls under HTS 3913.10.00.00 as a salt of alginic acid not elsewhere specified. Primarily used in food, pharmaceutical, and textile industries for its gelling and thickening properties.
Calcium Alginate Granules
Calcium alginate consists of calcium salts of alginic acid in granular primary form, derived from brown algae for use in wound dressings and food applications. Classified under HTS 3913.10.00.00 as an alginic acid salt in primary form. It forms gels upon contact with sodium ions, ideal for biomedical uses.
Propylene Glycol Alginate (PGA)
Propylene glycol alginate is an ester of alginic acid partially esterified with propylene glycol, supplied as a powder for food and beverage stabilization. It qualifies under HTS 3913.10.00.00 as an ester of alginic acid in primary form. Commonly used as an emulsifier in salad dressings and beer foam stabilizer.
Alginic Acid Powder
Pure alginic acid in powdered primary form, extracted and purified from brown seaweeds like Laminaria species. Directly classified under HTS 3913.10.00.00 as alginic acid itself. Used in research, pharmaceuticals, and as a raw material for salt/ester production.
Potassium Alginate Flakes
Potassium alginate, a salt of alginic acid, provided in flake form from Ascophyllum nodosum seaweed for industrial thickening. Falls under HTS 3913.10.00.00 as an alginic salt in primary form. Applied in printing pastes and reactive dye systems.
Ammonium Alginate Solution Concentrate
Concentrated aqueous solution of ammonium alginate, a salt of alginic acid, in primary form for further processing. Classified in HTS 3913.10.00.00 as an alginic acid salt. Used in welding rod coatings and ceramics.