Sourcing Formamidine Acetate from China
Formamidine acetate from China has a potential UK duty rate of 0% under the residual imine line, subject to classification confirmation. For Great Britain, check UK REACH registration and meet chemical classification, labelling and packaging duties before supply. Cambridge China Bridge sources formamidine acetate.

Formamidine acetate duty and classification
Read from the UK Trade Tariff on 1 October 2026, heading 2925 covers carboxyimide-function and imine-function compounds. The residual imine line 2925 29 00 90 carries 0% duty for goods from China, with no recorded anti-dumping or countervailing duty and no suspension. Formamidine acetate is not named separately in the supplied tariff extract; confirm this candidate code against the actual substance and composition.
The UK Trade Tariff attaches veterinary control to this line. The supplied note concerns products of animal origin; the requirement for your formamidine acetate shipment from China remains to be confirmed with your customs broker. The extract also attaches dangerous-chemical and waste export controls; ask the broker to confirm their relevance if returning or exporting stock. Waste shipment controls apply only where the material is waste.
Only the residual imine line in the supplied extract is potentially relevant, so the table contains that line alone. Different assay specifications do not establish separate tariff lines. Confirm the commodity code before ordering. For the wider heading, see guanidine hydrochloride.
| Goods | Commodity code | Duty | Anti-dumping or countervailing duty on China |
|---|---|---|---|
| Formamidine acetate, subject to confirmation of residual imine classification | 2925 29 00 90 | 0% | None |
Specify the acetate salt and assay basis
Write formamidine acetate explicitly on the specification, purchase order and batch documents. Ask the factory to state substance identity, composition, assay method, whether assay is reported as received or on a dry basis, water content, residual solvents and relevant process impurities. Agree acceptance criteria and sample handling with the laboratory that will test the material.
Check UK REACH registration before committing to annual volumes. HSE says a Great Britain-based legal entity importing a substance at or above 1 tonne per year must submit a registration. Establish the applicable registration arrangements for your business rather than treating the factory's paperwork as proof of coverage.
Before placing imported chemicals on the Great Britain market, the importer must classify, label and package them under the chemical classification, labelling and packaging rules. If the chemical is hazardous and supplied for workplace use, a safety data sheet is required. Request the substance-specific sheet before agreeing packaging and handling.
Worked duty example
Illustrative example, not a quote: Illustrative order: 1 tonne of formamidine acetate, classification to be confirmed under 2925 29 00 90, invoiced at £9,000 free on board, with £800 of freight and insurance to the UK. The customs value is £9,800. Duty at 0% is £0. Import VAT at 20% is charged on the customs value plus duty, £9,800, so it is £1,960. 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 acetate salt, substance identity and batch number across the order, container labels and certificate of analysis.
Analysis: compare assay basis, water content, residual solvents and agreed impurity results with the purchase specification; arrange independent testing where needed.
Packaging: check seals, liners, leaks, visible contamination and lumps against the agreed packing and appearance requirements.
Traceability: record container condition and batch allocation on arrival, retain a representative sample and keep discrepant material separate pending investigation.
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What goes wrong
An assay reported on a dry basis can look acceptable while the delivered material contains more water than your process allows. A certificate stating only purity leaves you unable to judge solvent residues or process impurities. Treat lumps, discolouration or damaged seals as reasons to investigate rather than proof of a particular chemical failure.
Another failure is accepting a certificate for a different batch or a generic safety sheet for another salt. Reconcile the documents before release and trial the delivered material in your intended process. An acceptable laboratory assay alone does not establish that the batch will perform as required.
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 formamidine acetate from China?
The supplied tariff extract shows 0% on candidate code 2925 29 00 90, with no recorded anti-dumping or countervailing duty. Confirm classification for your substance and composition.
Does importing formamidine acetate require UK REACH registration?
HSE says Great Britain-based legal entities importing a substance at or above 1 tonne per year must submit a registration. Check which registration arrangements apply to your business before ordering.
What should a formamidine acetate certificate of analysis show?
Ask for batch identity, assay method and reporting basis, water content, residual solvents and agreed process impurities. Match the certificate to the delivered containers.
Does the veterinary tariff flag mean my shipment needs veterinary documents?
The supplied tariff note concerns products of animal origin. Confirm the requirement for your actual shipment from China with your customs broker before dispatch.