Silicon Dioxide Amorphous, Certified By The Importer As Comprising Entirely Spherical Micro-spheres With Mean Particle Size Of 28 To 45 Micrometers (µm) And Surface Area 600 To 800 M²/g (cas No. 7631-86-9) (provided For In Subheading 2811.22.10)
U.S. import duty rate and tariff classification for HTS 9902.01.29 — Silicon Dioxide Amorphous, Certified By The Importer As Comprising Entirely Spherical Micro-spheres With Mean Particle Size Of 28 To 45 Micrometers (µm) And Surface Area 600 To 800 M²/g (cas No. 7631-86-9) (provided For In Subheading 2811.22.10).
General (MFN)FreeMost-favored-nation rate (most countries)
SpecialNo changeNo change
Column 2No changeNon-NTR countries
U.S. trade in this category
See actual U.S. import & export volumes for Special Import Provisions, Nesoi (HS 99).
🇨🇳 Importing from China? Goods from China may carry an additional Section 301 tariff (+25% or +7.5%) on top of the rate above.
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Source: U.S. International Trade Commission (USITC) Harmonized Tariff Schedule. Rates are for reference; verify with a licensed customs broker before importing.