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Singapore flag Singapore HS Code

HS Code 293550: Sulphonamides : Other perfluorooctane sulphonamides in Singapore

What is HS Code 293550 in Singapore

Under Singapore's Singapore Trade Classification, Customs & Excise Duties 2022 (STCCED 2022), HS Code 293550 is the WCO Harmonized System subheading for Sulphonamides : Other perfluorooctane sulphonamides. This is the most detailed internationally standardized level; Singapore extends classifications to 8 digits under its national tariff system. 293550 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 293550 in Singapore

Section VI
Chapters (28-38) Products of the chemical or allied industries
Chapter 29
Organic chemicals
HS Code 2935
Sulphonamides
HS Code 293550
Sulphonamides : Other perfluorooctane 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 293550 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 293550 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.
Search 2026 Latest Singapore Import DataSearch 2026 Latest Singapore Export Data

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 (293550)

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)
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

Frequently Asked Questions

What is HS code 293550 in Singapore?
HS code 293550 covers Sulphonamides : Other perfluorooctane sulphonamides 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 293550 the same across all countries?
What system does Singapore use to classify HS code 293550?
Where can I officially look up HS code 293550 in Singapore?