Sourcing conductive acetylene black from China
Conductive acetylene black from China pays 0% UK import duty, with no trade remedy recorded in the supplied tariff facts. Chemical classification, labelling and packaging duties still apply when supplying the Great Britain market. Specify conductivity in your formulation, rather than accepting a grade name alone. Cambridge China Bridge sources conductive acetylene black.
Zero duty for conductive acetylene black
Read from the UK Trade Tariff on 8 November 2026, heading 2803 covers carbon blacks and other forms of carbon not elsewhere specified or included. Conductive acetylene black uses 2803 00 00 00. The product forms shown share this single tariff line. See the wider carbon black guide for other grades.
The supplied tariff facts record 0% duty for goods from China, no anti-dumping or countervailing measure and no suspension. Check the commodity code separately for a dispersion or masterbatch containing a carrier, rather than assuming it has the powder's classification.
The tariff attaches import and export waste controls. For waste from China imported into England under notification controls, the exporter must apply to the competent authority in the dispatch country for consent. Ask your customs broker and the Environment Agency to confirm the applicable UK consent, receiving-site and documentary requirements before arranging a waste shipment.
| Goods | Commodity code | Duty | Anti-dumping or countervailing duty on China |
|---|---|---|---|
| Conductive acetylene black powder | 2803 00 00 00 | 0% | None |
Conductivity, dispersion and batch purity
Specify acetylene black explicitly, its powder or pellet form, and the intended battery or polymer formulation. Agree resistivity testing with the loading, mixing procedure, sample preparation and measurement conditions recorded. Compare samples in your own formulation before accepting a substitute grade. A powder conductivity result alone does not establish performance after dispersion.
Set contractual acceptance limits for moisture, ash, sulphur, grit, bulk density and dispersion. For battery use, agree which metallic impurities the laboratory should report. Request a batch certificate of analysis with methods and retained samples. Keep the approved sample and its formulation trial results as the comparison for repeat orders.
Check the UK REACH registration position before importing. Chemical suppliers are responsible for classification; substances must be labelled and packaged correctly before being placed on the Great Britain market. Ask for the safety data sheet and review dust handling. Confirm with HSE which dangerous-substances, explosive-atmosphere and workplace exposure requirements apply to storing and handling combustible carbon-black dust.
Worked duty example
Illustrative example, not a quote: Illustrative: 4 tonnes of conductive acetylene black powder in lined bags under 2803 00 00 00, invoiced at £22,000 free on board, with £2,000 of freight and insurance to the UK. The customs value is £24,000. Duty at 0% is £0. Import VAT at 20% is charged on the customs value plus duty, £24,000, so it is £4,800. With no duty, the only import tax is the VAT, which a VAT-registered importer can usually reclaim. The import duty and VAT guide explains each step.
Inspection checklist
Identity: match the producer, acetylene-black grade, physical form and batch references to the purchase order and certificate of analysis.
Conductivity: sample each lot and compare resistivity and dispersion against the approved formulation using the agreed preparation and test method.
Cleanliness: check moisture, ash and specified impurities; examine sieve residue and visible grit rather than relying only on the certificate.
Packaging: inspect seals, liners, bag damage and signs of wetting; check weights, batch labels and agreement with the accompanying chemical information.
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What goes wrong
A supplier substitutes another conductive carbon black, or changes the powder to pellets without a formulation trial. The material may pass a standalone conductivity test yet disperse poorly or give inconsistent resistance in the finished compound. Keep substitution approval tied to your application test, with the preparation method recorded.
Moisture, grit or metallic contamination can make a lot unsuitable for the intended formulation. Damaged liners also allow contamination during transport. Compare arrival samples with retained pre-shipment samples and record defects by batch. Use an agreed inspection scope to make these checks explicit.
Cambridge China Bridge sources these products for UK businesses, checking the factory and the documents before shipment. See factory verification. For repeat volumes, see container programmes.
Frequently asked questions
What is the UK import duty on conductive acetylene black from China?
The supplied tariff facts record 0% under 2803 00 00 00, with no anti-dumping or countervailing measure and no suspension.
How do I check that acetylene black is conductive enough?
Test it in your intended formulation. Agree the loading, mixing, sample preparation and resistivity method, then compare each lot with the approved sample.
Can I replace conductive acetylene black with another carbon black?
Approve a replacement only after formulation trials. Compare conductivity, dispersion, moisture and impurities against your agreed specification.
Does the tariff waste control apply to my acetylene black shipment?
The tariff attaches a waste control. Give your broker the material's origin, condition and intended use, and confirm whether waste-shipment procedures apply before dispatch.