Antimony oxides
Borates; peroxoborates (perborates). > Disodium tetraborate (refined borax): > Antimony oxides > Antimony oxides
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Subheadings
Products classified under Tariff item 2825.80.00
Antimony Oxide Catalyst Precursor
Antimony oxide catalyst precursor, a high surface area antimony trioxide (Sb2O3) used as a precursor in the production of PET polymerization catalysts. It is a separate chemically defined compound of antimony and oxygen, meeting the criteria of Chapter 28 Note 1(a).
Antimony Pentoxide Colloidal Dispersion
Antimony pentoxide colloidal dispersion, an aqueous dispersion of antimony pentoxide (Sb2O5) used in catalyst production and flame retardant coatings. It is a solution of a chemically defined compound in water, covered by Chapter 28 Note 1(b).
Antimony Tetroxide Fine Powder
Antimony tetroxide fine powder, an intermediate oxidation state oxide of antimony (Sb2O4) used in ceramics and specialty catalysts. As a chemically defined oxide of antimony, it is classifiable under the tariff item for antimony oxides.
Antimony Trioxide Glass Grade
Antimony trioxide glass grade, a specially purified form of antimony trioxide (Sb2O3) used for decolorizing and fining optical and container glass. It is a separate chemically defined compound, meeting the criteria of Chapter 28.
Antimony Trioxide Powder
Antimony trioxide powder, a fine white powder of antimony trioxide (Sb2O3) used as a flame retardant synergist in plastics and textiles. It is a chemically defined antimony oxide, meeting the criteria of Chapter 28 Note 1(a).
Flame Retardant Grade Antimony Trioxide
Flame retardant grade antimony trioxide, derived from the mineral senarmontite and optimized for use in halogenated flame retardant systems for electronics housing. It is a chemically defined antimony oxide, classifiable under the tariff item for antimony oxides.
High Purity Antimony Trioxide 99.99%
High purity antimony trioxide 99.99%, ultra-high purity crystals of antimony trioxide (Sb2O3) for optical glass and semiconductor applications. It is a separate chemically defined compound, meeting the criteria of Chapter 28 Note 1(a).
Nano-Antimony Trioxide Particles
Nano-antimony trioxide particles, sub-100nm particles of antimony trioxide (Sb2O3) for advanced flame retardant nanocomposites. Despite the nanoscale size, it remains a chemically defined antimony oxide, classifiable under the tariff item for antimony oxides.
Technical Grade Antimony Trioxide
Technical grade antimony trioxide, a technical grade of antimony trioxide (Sb2O3) with 99.5% purity for industrial flame retardancy in PVC and rubber compounds. It is a chemically defined antimony oxide, meeting the criteria of Chapter 28.
Valentinite Natural Antimony Trioxide
Valentinite natural antimony trioxide, a naturally occurring cubic form of antimony trioxide (Sb2O3) refined for industrial use. It is chemically equivalent to synthetic antimony trioxide and is classifiable under the tariff item for antimony oxides.