UK Global Tariff · commodity code · HS 2835.10
2835 10 00 40: Calcium phosphinate (cas rn 7789-79-9) with a purity by weight of 98% or more
✓ Can be used in a customs declaration Data: UK Global Tariff · checked on 24 October 2026
- 2835 Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined
- 2835 10 00 00 Phosphinates (hypophosphites) and phosphonates (phosphites)
- 2835 10 00 40 Calcium phosphinate (cas rn 7789-79-9) with a purity by weight of 98% or more
What you pay
Importing into UK
Additional duties and import rules
Charges on top of the customs duty, and rules the goods must meet at the border.
Additional duties and charges 1
- Duty suspensionSuspension - goods for certain categories of ships, boats and other vessels and for drilling or production platforms Free
- Applies to goods from
- all countries
- Legal act
- 2020 No. 1431
- Documents
- C990 End use authorisation ships and platforms (Column 8c, Annex A of Delegated Regulation (EU) 2015/2446)
Import requirements 4
- Prohibition or restrictionImport prohibition
- Applies to goods from
- North Korea
- Legal act
- S.I. 2019/411
- Import controlRestriction on entry into free circulation
- Applies to goods from
- Russia, Ukraine
- Legal act
- 2022 No.998, S.I. 2022/395
- Documents
- 9015
- 9016
- 9009
- 9010
- 9017
- Import controlImport control on restricted goods and technologies
- Applies to goods from
- Iran, North Korea
- Legal act
- S.I. 2019/461, S.I. 2019/411
- Import controlImport control - Waste
- Applies to goods from
- all countries
- Legal act
- S.I. 2019/590
- Documents
- C672 Information document accompanying shipments of waste as mentioned in Regulation (EU) 2024/1157 – Article 18 and Annex VII
- C669 Notification document as mentioned in Regulation (EU) 2024/1157 - Article 5 and Annex IA
- Y923 Product not subjected to the provisions of Regulation (EU) 2024/1157
- C670 Movement document as mentioned in Regulation (EU) 2024/1157 – Article 5 and Annex IB
Preferential rates by country
| Agreement or scheme | Countries | Rate |
|---|---|---|
| standard rate (no agreement) | — | 4% |
| DCTS Comprehensive | Afghanistan, Angola, Bangladesh, Benin and 38 moreAfghanistan, Angola, Bangladesh, Benin, Bhutan, Burkina Faso, Burundi, Cambodia, Central African Republic, Chad, Comoros, Congo - Kinshasa, Djibouti, Eritrea, Ethiopia, Gambia, Guinea, Guinea-Bissau, Haiti, Kiribati, Laos, Liberia, Malawi, Mali, Mauritania, Myanmar (Burma), Nepal, Niger, Rwanda, São Tomé & Príncipe, Senegal, Sierra Leone, Somalia, South Sudan, Sudan, Tanzania, Timor-Leste, Togo, Tuvalu, Uganda, Yemen, Zambia | Free |
| European Union (including code " EU") | Free | |
| DCTS Enhanced | Algeria, Bolivia, Cape Verde, Congo - Brazzaville and 13 moreAlgeria, Bolivia, Cape Verde, Congo - Brazzaville, Cook Islands, Kyrgyzstan, Micronesia, Mongolia, Nigeria, Niue, Pakistan, Philippines, Sri Lanka, Syria, Tajikistan, Uzbekistan, Vanuatu | Free |
| CARIFORUM | Antigua & Barbuda, Bahamas, Barbados, Belize and 10 moreAntigua & Barbuda, Bahamas, Barbados, Belize, Dominica, Dominican Republic, Grenada, Guyana, Jamaica, St Kitts & Nevis, St Lucia, St Vincent & the Grenadines, Suriname, Trinidad & Tobago | Free |
| OCTs (Overseas Countries and Territories) | Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands and 7 moreAnguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands, Cayman Islands, Falkland Islands, Montserrat, Pitcairn Islands, South Georgia & South Sandwich Islands, St Helena, Turks & Caicos Islands | Free |
| Central America | Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama | Free |
| SADC EPA | Botswana, Eswatini, Lesotho, Mozambique, Namibia | Free |
| Eastern and Southern Africa States | Madagascar, Mauritius, Seychelles, Zimbabwe | Free |
| CPTPP | Brunei, Malaysia | Free |
| UK–Andorra agreement | Andorra | Free |
| UK–Albania agreement | Albania | Free |
| UK–Australia agreement | Australia | Free |
| UK–Canada agreement | Canada | Free |
| UK–Switzerland agreement | Switzerland | Free |
| UK–Côte d’Ivoire agreement | Côte d’Ivoire | Free |
| UK–Chile agreement | Chile | Free |
| UK–Cameroon agreement | Cameroon | Free |
| UK–Colombia agreement | Colombia | Free |
| UK–Ceuta & Melilla agreement | Ceuta & Melilla | Free |
| UK–Ecuador agreement | Ecuador | Free |
| UK–Egypt agreement | Egypt | Free |
| UK–Fiji agreement | Fiji | Free |
| UK–Faroe Islands agreement | Faroe Islands | Free |
| UK–Georgia agreement | Georgia | Free |
| UK–Ghana agreement | Ghana | Free |
| DCTS Standard | Indonesia | Free |
| UK–Israel agreement | Israel | Free |
| UK–India agreement | India | Free |
| UK–Iceland agreement | Iceland | Free |
| UK–Jordan agreement | Jordan | Free |
| UK–Japan agreement | Japan | Free |
| UK–Kenya agreement | Kenya | Free |
| UK–South Korea agreement | South Korea | Free |
| UK–Lebanon agreement | Lebanon | Free |
| UK–Liechtenstein agreement | Liechtenstein | Free |
| UK–Morocco agreement | Morocco | Free |
| UK–Moldova agreement | Moldova | Free |
| UK–North Macedonia agreement | North Macedonia | Free |
| UK–Mexico agreement | Mexico | Free |
| UK–Norway agreement | Norway | Free |
| UK–New Zealand agreement | New Zealand | Free |
| UK–Peru agreement | Peru | Free |
| UK–Papua New Guinea agreement | Papua New Guinea | Free |
| UK–Palestinian Territories agreement | Palestinian Territories | Free |
| UK–Serbia agreement | Serbia | Free |
| UK–Solomon Islands agreement | Solomon Islands | Free |
| UK–Singapore agreement | Singapore | Free |
| UK–San Marino agreement | San Marino | Free |
| UK–Tunisia agreement | Tunisia | Free |
| UK–Türkiye agreement | Türkiye | Free |
| UK–Ukraine agreement | Ukraine | Free |
| UK–Vietnam agreement | Vietnam | Free |
| UK–Samoa agreement | Samoa | Free |
| UK–Kosovo agreement | Kosovo | Free |
| UK–South Africa agreement | South Africa | Free |
Footnotes
TN701 According to the Council Regulation (EU) No 692/2014 (OJ L183, p. 9), as retained in UK La…
The prohibition shall not apply in respect of:
(a) the execution until 26 September 2014, of trade contracts concluded before 25 June 2014, or of ancillary contracts necessary for the execution of such contracts, provided that the natural or legal persons, entity or body seeking to perform the contract have notified, at least 10 working days in advance, the activity or transaction to the competent authority of the Member State in which they are established.
(b) goods originating in Crimea or Sevastopol which have been made available to the Ukrainian authorities for examination, for which compliance with the conditions conferring entitlement to preferential origin has been verified and for which a certificate of origin has been issued in accordance with Regulation (EU) No 978/2012 and Regulation (EU) No 374/2014, as retained in UK Law, or in accordance with the EU-Ukraine Association Agreement
TN702 According to the Council Regulation (EU) No 1351/2014 (OJ L365, p. 46), the export of good…
(a) to any natural or legal person, entity or body in Crimea or Sevastopol, or
(b) for use in Crimea or Sevastopol.
The prohibitions shall be without prejudice to the execution until 21 March 2015 of an obligation arising from a contract concluded before 20 December 2014, or by ancillary contracts necessary for the execution of such contracts, provided that the competent authority has been informed at least five working days in advance.
When related to the use in Crimea or Sevastopol, the prohibitions do not apply where there are no reasonable grounds to determine that the goods and technology or the services are to be used in Crimea or Sevastopol.
UK: imports by month · HS 2835.10
Main suppliers, last 12 months
| Country | Value | Share | Change |
|---|---|---|---|
 China | £486k | 51.4% | +7.3% |
 Ireland | £280k | 29.6% | +208.3% |
 Germany | £103k | 10.9% | +86.6% |
 Switzerland | £54k | 5.7% | +286.1% |
 India | £13k | 1.4% | +164.1% |
 Slovenia | £7k | 0.7% | +6.9% |
 France | £3k | 0.3% | -45.8% |
 Italy | £0 | 0% | -100% |
Same subheading in other tariffs
2835.10 Phosphinates (hypophosphites) and phosphonates (phosphites)
EU 5.5% Third-country duty 1 tariff line 
Türkiye 5.5% Third-country duty 4 tariff lines 
USA 3.1% General (MFN) 1 tariff line 
Canada Free Third-country duty 1 tariff line 
Mexico Free Third-country duty 1 tariff line 
Brazil Free Third-country duty 4 tariff lines 
Argentina Free Third-country duty 4 tariff lines 
Peru Free Third-country duty 1 tariff line 
New Zealand Free Third-country duty 1 tariff line 
Japan 3.9% Third-country duty 1 tariff line 
Taiwan 5% Third-country duty 3 tariff lines 
GCC 5% Third-country duty 2 tariff lines Switzerland Free Third-country duty 1 tariff line 
Norway Free Third-country duty 1 tariff line 
North Macedonia Free Third-country duty 1 tariff line 
Nigeria 5% Third-country duty 1 tariff line UK lines: 2835.10
- 2835 10 00 10Sodium hypophosphite monohydrate (cas rn 10039-56-2)
- 2835 10 00 30Aluminium phosphinate (cas rn 7784-22-7)
- 2835 10 00 40Calcium phosphinate (cas rn 7789-79-9) with a purity by weight of 98% or more
- 2835 10 00 50Sodium hypophosphite (cas rn 7681-53-0) with a purity by weight of 97% or more or as aqueous solution containing by weight 55% or more but not more than 65% of sodium hypophosphite
- 2835 10 00 90Phosphinates (hypophosphites) and phosphonates (phosphites): other
Binding rulings for similar goods
Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.
- N353043 U.S. CBP
The tariff classification of Aluminum Hypophosphite from India
Legal notes
Commodity code 2835 10 00 40 is a line of the UK Global Tariff under HS subheading 2835.10 (phosphinates (hypophosphites) and phosphonates (phosphites)).
The third-country duty is 4%.
174 countries pay no duty in the UK thanks to trade agreements and preference schemes such as DCTS Comprehensive and European Union, against a standard rate of 4%.
Imports of goods of subheading 2835.10 into the UK came to £945.9k between September 2025 and August 2026 (up 28% on the year before); China supplied 51%, followed by Ireland.
For the same subheading, the EU duty is 5.5%, the Türkiye duty is 5.5%, the US duty is 3.1%, the Canada duty is free, the Mexico duty is free, the Brazil duty is free, the Argentina duty is free, the Peru duty is free, the New Zealand duty is free, the Japan duty is 3.9%, the Taiwan duty is 5%, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is free and the Nigeria duty is 5%.
The UK imported goods of subheading 2835.10 worth US$1m in 2024.
Questions and answers
What is the UK import duty for commodity code 2835 10 00 40?
The third-country duty in the UK Global Tariff is 4%. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.
Which countries get a lower rate on 2835 10 00 40?
174 countries have a preferential rate on this line, 174 of them at 0%, under DCTS Comprehensive, European Union and DCTS Enhanced and other arrangements. The rate applies only to goods that meet the rules of origin of the agreement, with proof of origin. Choose the country of origin on this page to see its rate.