Singapore HS Code

HS Code 29355000: Perfluorooctane sulphonamides (excl. N-Methylperfluorooctane sulphonamide, N-Ethylperfluorooctane sulphonamide, N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide and N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide) in Singapore

Q: Is HS code 29355000 the same across all countries?

Only the first 6 digits of HS code 29355000 are internationally harmonized. The remaining digits are added by Singapore under STCCED / HS-SG and are not directly comparable to other countries' codes.

Q: What system does Singapore use to classify HS code 29355000?

Singapore classifies products under the Singapore Trade Classification, Customs & Excise Duties 2022 (STCCED / HS-SG; locally STCCED 2022), which extends HS codes to 8 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 29355000 in Singapore?

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

What is HS Code 29355000 in Singapore

Under Singapore's Singapore Trade Classification, Customs & Excise Duties 2022 (STCCED 2022), HS Code 29355000 is classified as Perfluorooctane sulphonamides (excl. N-Methylperfluorooctane sulphonamide, N-Ethylperfluorooctane sulphonamide, N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide and N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide). Singapore's tariff system extends the WCO Harmonized System to 8 digits with national subdivisions. 29355000 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2935: Sulphonamides.

Explore more 2026 Latest Singapore import export trade data and shipment records for HS Code Other PFOS Sulphonamides on TradeInt global trade data platform

Classification Path of HS Code 29355000 in Singapore

Section VI

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

Chapter 29

Organic chemicals

HS Code 2935

Sulphonamides

HS Code 29355000

Perfluorooctane sulphonamides (excl. N-Methylperfluorooctane sulphonamide, N-Ethylperfluorooctane sulphonamide, N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide and N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide)

Singapore Tariff Classification: Singapore Trade Classification, Customs & Excise Duties 2022 (STCCED / HS-SG)

In Singapore, HS 29355000 is classified under the Singapore Trade Classification, Customs & Excise Duties 2022 (STCCED 2022) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Singapore Trade Classification, Customs & Excise Duties 2022 (STCCED / HS-SG)

Local name STCCED 2022

Digits 8

Official source https://www.customs.gov.sg/

You know what 29355000 means. Now see 2026 latest real trade activity for Other PFOS Sulphonamides in Singapore.

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

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Top Trading Product of HS Code 2935

Top Singapore import Product Under HS Code 2935

1 293590: Other $17.0M

Figures shown for 2025.

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

Top Singapore export Product Under HS Code 2935

1 293590: Other $204.6M

Figures shown for 2025.

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

Related HS Code to Singapore Other PFOS Sulphonamides (29355000)

HS Code 293510

Sulphonamides : NMethylperfluorooctane sulphonamide

HS Code 293520

Sulphonamides : NEthylperfluorooctane sulphonamide

HS Code 293530

Sulphonamides : NEthylN(2hydroxyethyl) perfluorooctane sulphonamide

HS Code 293540

Sulphonamides : N(2Hydroxyethyl)Nmethylperfluorooctane sulphonamide

HS Code 293590

Sulphonamides : Other

HS Code 290110

Acyclic hydrocarbons : Saturated

HS Code 290121

Acyclic hydrocarbons : Unsaturated : Ethylene

HS Code 290122

Acyclic hydrocarbons : Unsaturated : Propene (propylene)

HS Code 290123

Acyclic hydrocarbons : Unsaturated : Butene (butylene) and isomers thereof

HS Code 290124

Acyclic hydrocarbons : Unsaturated : Buta1,3diene and isoprene

29355000 in Other Countries

See how 29355000 (Other PFOS Sulphonamides) is classified across other countries, each with its own national code and local description.

Compare 29355000 across countries

Frequently Asked Questions

What is HS code 29355000 in Singapore?

HS code 29355000 covers Perfluorooctane sulphonamides (excl. N-Methylperfluorooctane sulphonamide, N-Ethylperfluorooctane sulphonamide, N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide and N-(2-Hydroxyethyl)-N-methylperfluorooctane sulphonamide) in Singapore. It sits in Chapter 29 (Organic chemicals), Heading 2935 of the Harmonized System, and is classified under STCCED / HS-SG.

Is HS code 29355000 the same across all countries?

What system does Singapore use to classify HS code 29355000?

Where can I officially look up HS code 29355000 in Singapore?