Mexico HS Code

HS Code 281122: Silicon dioxide in Mexico

Q: Is HS code 281122 the same across all countries?

Yes — up to the 6-digit level, HS code 281122 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Mexico extends it under TIGIE.

Q: What system does Mexico use to classify HS code 281122?

Mexico classifies products under the Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE; locally TIGIE + NICO), which extends HS codes to 10 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 281122 in Mexico?

The official source is https://www.gob.mx/anam. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 281122 in Mexico

Under Mexico's Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE + NICO), HS Code 281122 is the WCO Harmonized System subheading for Silicon dioxide. This is the most detailed internationally standardized level; Mexico extends classifications to 10 digits under its national tariff system. 281122 belongs to Section VI: Products of the chemical or allied industries, Chapter 28: Inorganic chemicals : organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes, Heading 2811: Other inorganic acids and other inorganic oxygen compounds of non-metals.

Explore more 2026 Latest Mexico import export trade data and shipment records for HS Code Silicon Dioxide on TradeInt global trade data platform

Classification Path of HS Code 281122 in Mexico

Section VI

Chapters (28-38) Products of the chemical or allied industries

Chapter 28

Inorganic chemicals : organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes

HS Code 2811

Other inorganic acids and other inorganic oxygen compounds of non-metals

HS Code 281122

Silicon dioxide

HS Code 2811220301

Silicon dioxide, other than that covered under commercial identification number 2811.22.03.02. Dióxido de silicio, excepto lo comprendido en el número de identificación comercial 2811.22.03.02.

HS Code 2811220302

Silicon dioxide, including silica gel, pharmaceutical grade. Dióxido de silicio, incluso la gel de sílice (sílica gel), grado farmacéutico.

Mexico Tariff Classification: Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE)

In Mexico, HS 281122 is classified under the Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE + NICO) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Tarifa de la Ley de los Impuestos Generales de Importación y Exportación + NICO (TIGIE)

Local name TIGIE + NICO

Digits 10

Official source https://www.gob.mx/anam

You know what 281122 means. Now see 2026 latest real trade activity for Silicon Dioxide in Mexico.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

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Top Trading Product of HS Code 2811

Top Mexico import Product Under HS Code 2811

1 281122: Silicon dioxide $163.2M 2 281121: Carbon dioxide $46.2M 3 281111: "Hydrogen fluoride ""hydrofluoric acid""" $10.8M

Figures shown for 2025.

For more 2026 recent data, search for Mexico import trade records

Top Mexico export Product Under HS Code 2811

1 281111: "Hydrogen fluoride ""hydrofluoric acid""" $164.9M 2 281122: Silicon dioxide $9.1M 3 281119: "Inorganic acids (excl. hydrogen chloride ""hydrochloric acid"", chlorosulphuric acid, sulphuric acid, oleum, nitric acid, sulphonitric acids, phosphoric acid, polyphosphoric acids, boric acids and hydrogen fluoride ""hydrofluoric acid"")" $2.0M

Figures shown for 2025.

For more 2026 recent data, search for Mexico export trade records

Related HS Code to Mexico Silicon Dioxide (281122)

HS Code 2811220301

Silicon dioxide, other than that covered under commercial identification number 2811.22.03.02.

HS Code 2811220302

Silicon dioxide, including silica gel, pharmaceutical grade.

HS Code 281111

"Hydrogen fluoride ""hydrofluoric acid"""

HS Code 281119

"Inorganic acids (excl. hydrogen chloride ""hydrochloric acid"", chlorosulphuric acid, sulphuric acid, oleum, nitric acid, sulphonitric acids, phosphoric acid, polyphosphoric acids, boric acids and hydrogen fluoride ""hydrofluoric acid"")"

HS Code 281121

Carbon dioxide

HS Code 281129

Inorganic oxygen compounds of non-metals (excl. diphosphorus pentaoxide, oxides of boron, carbon dioxide and silicon dioxide)

Sulphur, sublimed or precipitated; colloidal sulphur

Frequently Asked Questions

What is HS code 281122 in Mexico?

HS code 281122 covers Silicon dioxide in Mexico. It sits in Chapter 28 (Inorganic chemicals : organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes), Heading 2811 of the Harmonized System, and is classified under TIGIE.

Is HS code 281122 the same across all countries?

What system does Mexico use to classify HS code 281122?

Where can I officially look up HS code 281122 in Mexico?