# European Union tariff line 2935 90 90 88: N-(2-(4-Amino-N-ethyl-m-toluidino)ethyl)methanesulphonamide sesquisulphate monohydrate (CAS RN 25646-71-3)

> In the European Union tariff, line 2935 90 90 88 covers N-(2-(4-Amino-N-ethyl-m-toluidino)ethyl)methanesulphonamide sesquisulphate monohydrate (CAS RN 25646-71-3). The general (MFN) duty rate is 6.5%. It falls under HS subheading 2935.90 in heading 29.35 (chapter 29).

Source: https://border.bot/countries/european-union/hs-codes/2935909088
Last updated: 11 October 2026

[Countries](https://border.bot/countries) / [European Union](https://border.bot/countries/european-union) / [Chapter 29](https://border.bot/countries/european-union/hs-codes/29) / [2935.90](https://border.bot/countries/european-union/hs-codes/293590) / [2935 90 90 88](https://border.bot/countries/european-union/hs-codes/2935909088)

## Key facts

- Tariff line: 2935 90 90 88
- Covers: N-(2-(4-Amino-N-ethyl-m-toluidino)ethyl)methanesulphonamide sesquisulphate monohydrate (CAS RN 25646-71-3)
- Duty (MFN): 6.5%
- Preferential rates: From 0% (58 programmes or origins)
- Additional duties: None recorded
- Restrictions: None recorded
- Import VAT/GST in the European Union: VAT 21%
- De minimis in the European Union: Flat €3 duty up to €150; tax always charged
- Tariff: [European Union](https://border.bot/countries/european-union)
- HS subheading: [2935.90](https://border.bot/hs-codes/293590)

## What this line covers

In the European Union tariff, line 2935 90 90 88 covers N-(2-(4-Amino-N-ethyl-m-toluidino)ethyl)methanesulphonamide sesquisulphate monohydrate (CAS RN 25646-71-3).

Its legal text is “N-(2-(4-Amino-N-ethyl-m-toluidino)ethyl)methanesulphonamide sesquisulphate monohydrate (CAS RN 25646-71-3)”, read under “Other” and “Other”.

## How it is structured

It falls under HS subheading 2935.90 in heading 29.35 (chapter 29). The first six digits are the Harmonized System code; the 4 digits after them are added by the European Union tariff.

- Chapter 29: Organic chemicals
- Heading 29.35: Sulphonamides
- Subheading 2935.90: Other
- Within the subheading: Other
- Line 2935 90 90 88: N-(2-(4-Amino-N-ethyl-m-toluidino)ethyl)methanesulphonamide sesquisulphate monohydrate (CAS RN 25646-71-3)

## Duty

The general (MFN) duty rate is 6.5%.

Duty-free entry applies to goods that qualify under 5 programmes, and to goods from 51 origins.

A preferential rate of 3% applies to goods from GSP - General arrangements.

A preferential rate of 5.2% applies to goods from Mercosur.

- 0%: EU-Switzerland agreement: re-imported goods (1007)
- 0%: CARIFORUM (1033)
- 0%: Eastern and Southern Africa States (1034)
- 0%: SADC EPA (1035)
- 0%: Preferential origin in accordance with the Agreement in the form of an Exchange of Letters between the European Union and the Kingdom of Morocco on the amendment of Protocols 1 and 4 to the Euro-Mediterranean Agreement establishing an association between the European Communities and their Member St… (2000)
- 0%: GSP-EBA (Special arrangement for the least-developed countries - Everything But Arms) (2005)
- 0%: EEA - European Economic Area (2012)
- 0%: GSP+ (incentive arrangement for sustainable development and good governance) (2027)
- 0%: OCTs (Overseas Countries and Territories) (2080)
- 0%: Central America (2200)
- 0%: Andorra (AD)
- 0%: Albania (AL)
- 0%: Bosnia and Herzegovina (BA)
- 0%: Canada (CA)
- 0%: Switzerland (CH)
- 0%: Côte d'Ivoire (CI)
- 0%: Chile (CL)
- 0%: Cameroon (CM)
- 0%: Colombia (CO)
- 0%: Algeria (DZ)
- 0%: Ecuador (EC)
- 0%: Egypt (EG)
- 0%: Fiji (FJ)
- 0%: Faroe Islands (FO)
- 0%: United Kingdom (GB)
- 0%: Georgia (GE)
- 0%: Ghana (GH)
- 0%: Israel (IL)
- 0%: Jordan (JO)
- 0%: Japan (JP)
- 0%: Kenya (KE)
- 0%: South Korea (KR)
- 0%: Lebanon (LB)
- 0%: Morocco (MA)
- 0%: Moldova (MD)
- 0%: Montenegro (ME)
- 0%: North Macedonia (MK)
- 0%: Mexico (MX)
- 0%: New Zealand (NZ)
- 0%: Peru (PE)
- 0%: Papua New Guinea (PG)
- 0%: Palestine (PS)
- 0%: Solomon Islands (SB)
- 0%: Singapore (SG)
- 0%: Syria (SY)
- 0%: Tunisia (TN)
- 0%: Türkiye (TR)
- 0%: Ukraine (UA)
- 0%: United States (US)
- 0%: Vietnam (VN)
- 0%: Samoa (WS)
- 0%: a group of origins (TARIC area XC) (XC)
- 0%: Kosovo (XK)
- 0%: a group of origins (TARIC area XL) (XL)
- 0%: Serbia (XS)
- 0%: South Africa (ZA)
- 3%: GSP - General arrangements (2020)
- 5.2%: Mercosur (5500)

## Import VAT and de minimis in the European Union

The European Union charges VAT on imports at a standard rate of 21%.

From 1 July 2026 until 1 July 2028, consignments sold to buyers in the European Union worth up to €150 pay a flat customs duty of €3 per tariff classification in the consignment instead of the tariff rate. Import tax is charged whatever the value.

## In other countries

National tariff lines under 2935.90 are live on border.bot for the United States (14 lines, also used by 1 other country).

- [United States](https://border.bot/countries/united-states/hs-codes/293590): 14 lines, used by 1 other country
- [The Harmonized System text for 2935.90](https://border.bot/hs-codes/293590)

## Other lines under 2935.90

- [2935 90 30 00](https://border.bot/countries/european-union/hs-codes/2935903000) 3-{1-[7-(Hexadecylsulphonylamino)-1H-indole-3-yl]-3-oxo-1H,3H-naphtho[1,8-cd]pyran-1-yl}-N,N-dimethyl-1H-indole-7-sulphonamide; metosulam (ISO)
- [2935 90 90 10](https://border.bot/countries/european-union/hs-codes/2935909010) Florasulam (ISO) (CAS RN 145701-23-1)
- [2935 90 90 16](https://border.bot/countries/european-union/hs-codes/2935909016) 2-Bromo-N-(4,5-dimethyl-1,2-oxazol-3-yl)-N-(methoxymethyl) benzene-1-sulfonamide (CAS RN 415697-57-3) with a purity by weight of 97 % or more
- [2935 90 90 18](https://border.bot/countries/european-union/hs-codes/2935909018) 4-Amino-2,5-dimethoxy-N-methylbenzenesulfonamide (CAS RN 49701-24-8) with a purity by weight of 98 % or more
- [2935 90 90 19](https://border.bot/countries/european-union/hs-codes/2935909019) 4-Amino-2,5-dimethoxy-N-phenylbenzenesulphonamide (CAS RN 52298-44-9) with a purity by weight of 98 % or more
- [2935 90 90 20](https://border.bot/countries/european-union/hs-codes/2935909020) Toluenesulphonamides
- [2935 90 90 21](https://border.bot/countries/european-union/hs-codes/2935909021) Encorafenib (INN) (CAS 1269440-17-6) with a purity by weight of 99 % or more
- [2935 90 90 22](https://border.bot/countries/european-union/hs-codes/2935909022) Methyl 2-(chlorosulfonyl)-4-(methylsulfonamidomethyl)benzoate (CAS RN 393509-79-0) with a purity by weight of 90 % or more
- [2935 90 90 23](https://border.bot/countries/european-union/hs-codes/2935909023) N-[4-(2-Chloroacetyl)phenyl]methanesulphonamide (CAS RN 64488-52-4)
- [2935 90 90 24](https://border.bot/countries/european-union/hs-codes/2935909024) 3-({[(4-methylphenyl)sulfonyl]carbamoyl}amino)phenyl 4-methylbenzenesulfonate (CAS RN 232938-43-1) with a purity by weight of 99 % or more
- [2935 90 90 26](https://border.bot/countries/european-union/hs-codes/2935909026) 5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3-carbaldehyde (CAS RN 881677-11-8) with a purity by weight of 97 % or more
- [2935 90 90 27](https://border.bot/countries/european-union/hs-codes/2935909027) Methyl (3R,5S,6E)-7-{4-(4-fluorophenyl)-6-isopropyl-2-[methyl(methylsulfonyl)amino]pyrimidin-5-yl}-3,5-dihydroxyhept-6-enoate (CAS RN 147118-40-9)
- [2935 90 90 29](https://border.bot/countries/european-union/hs-codes/2935909029) Vemurafenib (INN) (CAS RN 918504-65-1) with a purity by weight of 98 % or more
- [2935 90 90 30](https://border.bot/countries/european-union/hs-codes/2935909030) 6-Aminopyridine-2-sulfonamide (CAS RN 75903-58-1)
- [2935 90 90 31](https://border.bot/countries/european-union/hs-codes/2935909031) 5-(N-3-methylphenyl-sulfonylamido)-(N',N''-bis-(3-methylphenyl)-isophthalicacid-diamide) (CAS RN 2375645-78-4) with a purity by weight of 95 % or more
- [2935 90 90 32](https://border.bot/countries/european-union/hs-codes/2935909032) 4-Chloro-3-nitro-5-sulphamoylbenzoic acid (CAS RN 22892-96-2) with a purity by weight of 96 % or more
- [2935 90 90 33](https://border.bot/countries/european-union/hs-codes/2935909033) 4-Chloro-3-pyridinesulphonamide (CAS RN 33263-43-3)
- [2935 90 90 37](https://border.bot/countries/european-union/hs-codes/2935909037) 1,3-Dimethyl-1H-pyrazole-4-sulfonamide (CAS RN 88398-53-2)
- [2935 90 90 40](https://border.bot/countries/european-union/hs-codes/2935909040) Venetoclax (INN) (CAS 1257044-40-8)
- [2935 90 90 41](https://border.bot/countries/european-union/hs-codes/2935909041) Lenacapavir sodium (INNM) (CAS RN 2283356-12-5) with a purity by weight of 98 % or more
- [2935 90 90 42](https://border.bot/countries/european-union/hs-codes/2935909042) Penoxsulam (ISO) (CAS RN 219714-96-2)
- [2935 90 90 44](https://border.bot/countries/european-union/hs-codes/2935909044) 4-[2-(7-Methoxy-4,4-dimethyl-1,3-dioxo-3,4-dihydroisoquinolin-2(1H)-yl)ethyl]bezenesulphonamide (CAS RN 33456-68-7) with a purity by weight of 99,5 % or more
- [2935 90 90 45](https://border.bot/countries/european-union/hs-codes/2935909045) Rimsulfuron (ISO) (CAS RN 122931-48-0)
- [2935 90 90 48](https://border.bot/countries/european-union/hs-codes/2935909048) (3R,5S,6E)-7-[4-(4-Fluorophenyl)-2-[methyl(methylsulfonyl)amino]-6-(propan-2-yl)pyrimidin-5-yl]-3,5-dihydroxyhept-6-enoic acid -- 1-[(R)-(4-chlorophenyl)(phenyl)methyl]piperazine (1:1), (CAS RN 1235588-99-4)
- [2935 90 90 50](https://border.bot/countries/european-union/hs-codes/2935909050) 4,4'-Oxydi(benzenesulphonohydrazide) (CAS RN 80-51-3)
- [2935 90 90 53](https://border.bot/countries/european-union/hs-codes/2935909053) 2,4-Dichloro-5-sulphamoylbenzoic acid (CAS RN 2736-23-4)
- [2935 90 90 54](https://border.bot/countries/european-union/hs-codes/2935909054) Propoxycarbazone-sodium (ISO) (CAS RN 181274-15-7) with a purity by weight of 95 % or more
- [2935 90 90 55](https://border.bot/countries/european-union/hs-codes/2935909055) Thifensulfuron-methyl (ISO) (CAS RN 79277-27-3)
- [2935 90 90 57](https://border.bot/countries/european-union/hs-codes/2935909057) N-{2-[(phenylcarbamoyl)amino]phenyl}benzenesulphonamide (CAS RN 215917-77-4)
- [2935 90 90 59](https://border.bot/countries/european-union/hs-codes/2935909059) Flazasulfuron (ISO) (CAS RN 104040-78-0) with a purity of 94 % by weight or more
- [2935 90 90 63](https://border.bot/countries/european-union/hs-codes/2935909063) Nicosulphuron (ISO), (CAS RN 111991-09-4) of a purity by weight of 91 % or more
- [2935 90 90 65](https://border.bot/countries/european-union/hs-codes/2935909065) Tribenuron-methyl (ISO) (CAS RN 101200-48-0)
- [2935 90 90 70](https://border.bot/countries/european-union/hs-codes/2935909070) (4S)-4-hydroxy-2-(3-methoxypropyl)-3,4-dihydro-2H-thieno[3,2-e]thiazine-6-sulfonamide-1,1-dioxide (CAS RN 154127-42-1) with a purity by weight of 97 % or more
- [2935 90 90 79](https://border.bot/countries/european-union/hs-codes/2935909079) 4-[[(2-Methoxybenzoyl)amino]sulfonyl]benzoyl chloride (CAS RN 816431-72-8)
- [2935 90 90 80](https://border.bot/countries/european-union/hs-codes/2935909080) 4-Chloro-3-sulphamoylbenzoic acid (CAS RN 1205-30-7) with a purity by weight of 97 % or more
- [2935 90 90 89](https://border.bot/countries/european-union/hs-codes/2935909089) 3-(3-Bromo-6-fluoro-2-methylindol-1-ylsulphonyl)-N,N-dimethyl-1,2,4-triazol-1-sulphonamide (CAS RN 348635-87-0)
- [2935 90 90 99](https://border.bot/countries/european-union/hs-codes/2935909099) Other

- Previous line: [2935 90 90 80](https://border.bot/countries/european-union/hs-codes/2935909080) 4-Chloro-3-sulphamoylbenzoic acid (CAS RN 1205-30-7) with a purity by weight of 97 % or more
- Next line: [2935 90 90 89](https://border.bot/countries/european-union/hs-codes/2935909089) 3-(3-Bromo-6-fluoro-2-methylindol-1-ylsulphonyl)-N,N-dimethyl-1,2,4-triazol-1-sulphonamide (CAS RN 348635-87-0)

## Frequently asked questions

### What does tariff line 2935 90 90 88 cover in the European Union tariff?

In the European Union tariff, line 2935 90 90 88 covers N-(2-(4-Amino-N-ethyl-m-toluidino)ethyl)methanesulphonamide sesquisulphate monohydrate (CAS RN 25646-71-3).

### What is the general (MFN) duty on 2935 90 90 88 in the European Union?

The general (MFN) duty rate is 6.5%.

### Which preferential rates apply to 2935 90 90 88?

Duty-free entry applies to goods that qualify under 5 programmes: EU-Switzerland agreement: re-imported goods, Preferential origin in accordance with the Agreement in the form of an Exchange of Letters between the European Union and the Kingdom of Morocco on the amendment of Protocols 1 and 4 to the Euro-Mediterranean Agreement establishing an association between the European Communities and their Member St…, EEA - European Economic Area, a group of origins (TARIC area XC) and a group of origins (TARIC area XL), and to goods from CARIFORUM, the Eastern and Southern Africa States, SADC EPA, GSP-EBA (Special arrangement for the least-developed countries - Everything But Arms), GSP+ (incentive arrangement for sustainable development and good governance), OCTs (Overseas Countries and Territories), Central America, Andorra, Albania, Bosnia and Herzegovina, Canada, Switzerland, Côte d'Ivoire, Chile, Cameroon, Colombia, Algeria, Ecuador, Egypt, Fiji, the Faroe Islands, the United Kingdom, Georgia, Ghana, Israel, Jordan, Japan, Kenya, South Korea, Lebanon, Morocco, Moldova, Montenegro, North Macedonia, Mexico, New Zealand, Peru, Papua New Guinea, Palestine, the Solomon Islands, Singapore, Syria, Tunisia, Türkiye, Ukraine, the United States, Vietnam, Samoa, Kosovo, Serbia and South Africa. A preferential rate of 3% applies to goods from GSP - General arrangements. A preferential rate of 5.2% applies to goods from Mercosur.

## Sources and updates

The tariff lines for the European Union come from border.bot release 1, read from the publisher’s files, and have been live since 11 October 2026.

The duty rates for the European Union come from border.bot release 1, read from the publisher’s files, and have been live since 11 October 2026.

The trade programmes for the European Union come from border.bot release 1, read from the publisher’s files, and have been live since 11 October 2026.

The import taxes for the European Union come from border.bot release 1, imported from a file, and have been live since 9 October 2026.

The de minimis thresholds for the European Union come from border.bot release 2, entered by border.bot, and have been live since 11 October 2026.

This page was last updated on 11 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://circabc.europa.eu/sd/a/9e277705-ac42-441d-8580-90cd730d9bc6/Geographical%20areas%20composition.xlsx
- https://circabc.europa.eu/sd/a/bfb94607-8b4c-40c3-ad33-1efef11bb80a/Duties%20Import%2001-99.xlsx
- https://circabc.europa.eu/sd/a/4b3c682c-947c-4f34-932d-0b8d192537bd/Measure%20exclusions.xlsx
- https://circabc.europa.eu/sd/a/13694f84-6980-4966-8c91-22459447b52b/Nomenclature%20EN.xlsx

Machine-readable: https://border.bot/countries/european-union/hs-codes/2935909088.json