Czech Republic HS Code

HS Code 391000: Silicones in primary forms in Czech Republic

Q: Is HS code 391000 the same across all countries?

Yes — up to the 6-digit level, HS code 391000 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Czech Republic extends it under CN / TARIC.

Q: What system does Czech Republic use to classify HS code 391000?

Czech Republic classifies products under the Combined Nomenclature / TARIC (CN / TARIC; locally Kombinovaná nomenklatura), 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 391000 in Czech Republic?

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

What is HS Code 391000 in Czech Republic

Under Czech Republic's Combined Nomenclature / TARIC (Kombinovaná nomenklatura), HS Code 391000 is the WCO Harmonized System subheading for Silicones in primary forms. This is the most detailed internationally standardized level; Czech Republic extends classifications to 10 digits under its national tariff system. 391000 belongs to Section VII: Plastics and articles thereof; rubber and articles thereof, Chapter 39: Plastics and articles thereof, Heading 3910: Silicones in primary forms.

Explore more 2026 Latest Czech Republic import export trade data and shipment records for HS Code Silicone Polymers on TradeInt global trade data platform

Classification Path of HS Code 391000 in Czech Republic

Section VII

Chapters (39-40) Plastics and articles thereof; rubber and articles thereof

Chapter 39

Plastics and articles thereof

HS Code 3910

Silicones in primary forms

HS Code 391000

Silicones in primary forms

HS Code 3910000020

Silicones in primary forms : Block copolymer of poly(methyl-3,3,3-trifluoropropylsiloxane) and poly[methyl(vinyl)siloxane]

HS Code 3910000090

Silicones in primary forms : Other

HS Code 3910000045

Silicones in primary forms : Dimethyl Siloxane, hydroxy-terminated polymer with a viscosity of|38-100|mPa·s (CAS RN 70131-67-8)

HS Code 3910000015

Silicones in primary forms : Dimethyl, methyl(propyl(polypropylene oxide)) siloxane (CAS RN 68957-00-6), trimethylsiloxy-terminated

HS Code 3910000065

Silicones in primary forms : Liquid copolymer based on polydimethylsiloxane with terminal epoxide groups CAS RN 2102536-93-4)

HS Code 3910000080

Silicones in primary forms : Monomethacryloxypropylterminated poly(dimethylsiloxane)

HS Code 3910000070

Silicones in primary forms : Passivating silicon coating in primary form, to protect edges and prevent short circuits in semiconductor devices

HS Code 3910000060

Silicones in primary forms : Polydimethylsiloxane, whether or not polyethylene glycol and trifluoropropyl substituted, with methacrylate end groups

HS Code 3910000055

Silicones in primary forms : Preparation containing by weight: -|55|% or more but not more than|65|% of vinyl terminated|polydimethylsiloxane (CAS RN 68083-19-2), -|30|% or more but not more than|40|% of dimethylvinylated and|trimethylated silica (CAS RN|68988-89-6), and -|1|% or more but not more than 5|%|of silicic acid, sodium salt, reaction products with chlorotrimethylsilane|and isopropyl alcohol (CAS|RN|68988-56-7)

HS Code 3910000025

Silicones in primary forms : Preparations containing by weight: -|10|% or more, 2-hydroxy-3-[3-[1,3,3,3-tetramethyl-1-[(trimethylsilyl)oxy] disiloxanyl] propoxy] propyl-2-methyl-2-propenoate (CAS RN 69861-02-5)and -|10|% or more, ?-Butyldimethylsilyl ? -3-?[(2-?methyl-?1-?oxo-?2-?propen-?1-?yl)?oxy]?propyl-terminated silicone polymer (CAS RN 146632-07-7)

HS Code 3910000035

Silicones in primary forms : Preparations containing by weight: -|30|% or more, ? -Butyldimethylsilyl ? -(3-methacryloxy-2-hydroxypropyloxy)propyldimethylsilyl-polydimethylsiloxane (CAS RN 662148-59-6) and -|10|% or more,| N,N Dimethylacrylamide (CAS RN 2680-03-7)

HS Code 3910000050

Silicones in primary forms : Silicone based pressure sensitive adhesive in solvent containing copoly(dimethylsiloxane/diphenylsiloxane) gum

HS Code 3910000040

Silicones in primary forms : Silicones|of a kind|used in the manufacture of long term surgical implants

Czech Republic Tariff Classification: Combined Nomenclature / TARIC (CN / TARIC)

In Czech Republic, HS 391000 is classified under the Combined Nomenclature / TARIC (Kombinovaná nomenklatura) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Combined Nomenclature / TARIC (CN / TARIC)

Local name Kombinovaná nomenklatura

Digits 10

Official source https://www.celnisprava.cz/en/

You know what 391000 means. Now see 2026 latest real trade activity for Silicone Polymers in Czech Republic.

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

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Top Trading Product of HS Code 3910

Top Czech Republic import Product Under HS Code 3910

1 391000: Silicones in primary forms $71.2M

Figures shown for 2024.

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Top Czech Republic export Product Under HS Code 3910

1 391000: Silicones in primary forms $43.0M

Figures shown for 2024.

For more 2026 recent data, search for Czech Republic export trade records

Related HS Code to Czech Republic Silicone Polymers (391000)