Titanium Dioxide Accelerator
Nano-grade TiO2 used as photoinitiator in UV-curable coatings. HTS 3815.90.3000 covers this wholly inorganic catalytic preparation for radical polymerization.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If used as white pigment in paints
Pigment function in Chapter 32 supersedes catalytic claims
If surface-treated for dispersion
Organic surface treatments disqualify from wholly inorganic category
If bulk titanium oxide chemical
Unprocessed inorganic oxides classified as basic chemicals
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Import Tips & Compliance
• Particle size distribution certificate differentiates pigment from catalyst grades
• UV reactivity test results support catalytic classification over pigment use
• REACH Annex XVII restrictions apply; provide impurity analysis
Related Products under HTS 3815.90.30.00
Zinc Stearate Powder
Zinc stearate is a fine white powder used as a lubricant and release agent in plastics and rubber manufacturing. It qualifies under HTS 3815.90.3000 as a catalytic preparation consisting wholly of inorganic substances, specifically zinc compounds that facilitate polymerization reactions.
Aluminum Chlorohydrate Catalyst
Catalytic-grade aluminum chlorohydrate used in polymerization processes for water treatment resins. Classified under 3815.90.3000 as it consists entirely of inorganic aluminum compounds acting as reaction accelerators.
Sodium Perborate Accelerator
Anhydrous sodium perborate used as oxygen bleach catalyst in epoxy resin curing. Falls under HTS 3815.90.3000 as a wholly inorganic reaction accelerator for industrial coatings.
Magnesium Oxide Polymerization Catalyst
High-purity MgO powder serving as catalyst in polypropylene production. Classified in 3815.90.3000 for its wholly inorganic composition and role as reaction initiator.
Cerium Oxide Polishing Catalyst
Ceria nanoparticles catalyzing chemical mechanical planarization in semiconductor manufacturing. Classified under 3815.90.3000 as inorganic reaction accelerator.
Zeolite Y Reaction Initiator
Synthetic zeolite Y faujasite used as shape-selective catalyst in hydrocarbon cracking. HTS 3815.90.3000 for wholly inorganic aluminosilicate framework.