Hazchem FAQs

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Sending Hazardous Goods and Chemicals via Pallet

There are a number of questions and rules about how to send your hazardous goods via pallet delivery networks

Hazardous Goods & Hazchem Pallet Delivery Solutions

Transporting chemicals, flammable liquids, or compressed gases requires more than just a standard pallet service—it requires a partner with the expertise, certification, and infrastructure to ensure total safety and legal compliance. At UK Pallets, we provide specialist ADR pallet delivery through the UK’s leading hazardous goods network, ensuring your consignments are handled by qualified professionals every step of the way.

Navigating the complexities of Hazchem logistics can be challenging. Whether you are shipping industrial cleaning agents, paints, or specialised chemical components, our service is designed to take the stress out of compliance. From collection to final delivery, we adhere to the strict European Agreement concerning the International Carriage of Dangerous Goods by Road (ADR), protecting your business, the public, and the environment.

Safe & Compliant Hazardous Transport

To ensure the safety of our drivers and the integrity of the network, all hazardous shipments must meet specific criteria for packaging and documentation. Key considerations for your Hazchem pallets include:

  • Approved ADR Classes: We carry the majority of hazardous classes, including Class 2 (Gases), Class 3 (Flammable Liquids), Class 4 (Flammable Solids), Class 5 (Oxidising Substances), Class 6 (Toxics), Class 8 (Corrosives), and Class 9 (Miscellaneous).
  • Prohibited Items: Please note that for safety and security reasons, we generally do not carry Class 1 (Explosives), Class 6.2 (Infectious Substances), or Class 7 (Radioactive Materials).
  • Packaging & Labelling: Every pallet must be correctly palletised, stable, and clearly marked with the appropriate UN numbers and hazard warning diamonds. All goods must be in UN-approved packaging that is leak-proof and securely fastened.
  • Mandatory Documentation: Every shipment must be accompanied by a compliant Dangerous Goods Note (DGN). This provides the driver and emergency services with critical information regarding the substance, its hazard class, and emergency response procedures.

Why Trust UK Pallets with Your Chemicals?

Sending hazardous materials shouldn't be complicated. By using our dedicated Hazchem service, you benefit from a network of ADR-certified hauliers and drivers who undergo regular intensive training. We offer both Next-Day and Economy delivery options across the UK, providing a reliable pipeline for your chemical supply chain without compromising on safety or service quality.

Browse our frequently asked questions below for more detailed guidance on specific materials, limited quantities, and packaging requirements.

What does ADR mean?

ADR stands for Accord européen relatif au transport international des marchandises Dangereuses par Route—which translates to the European Agreement concerning the International Carriage of Dangerous Goods by Road. Established in 1957, ADR provides uniform rules across Europe to ensure hazardous goods can be transported safely and consistently across borders. Even though the UK is no longer part of the EU, ADR still applies, ensuring seamless trade and safety alignment with Europe.

What is the importance of ADR Regulations?

ADR matters because hazardous goods are all around us. Petrol, cleaning chemicals, fertilizers, medical gases—these are just a few everyday examples. Improper handling can result in fires, explosions, chemical spills, or even widespread health risks. ADR ensures there’s a system in place so that:

  • Drivers know exactly what they are carrying and how to handle it
  • Emergency services can respond effectively if something goes wrong.
  • The public and environment remain safe during transport.

In the UK, ADR compliance is not just about meeting legal requirements; it’s about building trust. Customers want assurance that logistics companies follow best practices. Insurers demand compliance before offering coverage. Regulators enforce penalties to keep rogue operators in check.

What is a UN Number?

UN numbers are unique identifiers assigned to hazardous substances or materials that pose potential risks during transport. The United Nations Committee of Experts on the Transport of Dangerous Goods set these numbers, ensuring safety and effective communication across the global supply chain.

The UN number range spans from UN0001 to approximately UN3500. Each number corresponds to a specific substance or a group of substances with similar properties and risk profiles.

How do I find the UN Number?

There are a couple of ways that you can find the UN Number of a product:-

  • It will be on the Safety Data Sheet (SDS) sometimes know as Material Safety Data Sheets (MSDS)
  • https://chemicalsafety.com/sds-search/

What is a Hazardous diamond/ placards?

Alongside UN numbers, the Department of Transportation (DOT) mandates that hazardous cargo display hazmat placards. It is a diamond-shaped sign that visually indicates the type of danger a substance presents. It also alerts the public and regulatory authorities about the presence of dangerous goods.

Like road warning signs, hazmat placards use standardized symbols, colours, and numbers to convey information immediately. For instance, a red placard with a flame symbol signifies flammable liquids, while a skull and crossbones represent toxic materials.

Failing to display the correct hazmat placards and numbers on your products and outer wrap of pallets/ parcels can result in hefty fines, legal penalties, and potential safety hazards.

What documentation do I need for my order?

Each load of hazardous goods must be accompanied by: Dangerous Goods Note (DGN) – Lists what’s being transported.

Missing or incorrect documentation is a serious offence and can result in fines, shipment delays, or seizure of goods.

What is a DGN?

A DGN, or Dangerous Goods Note, is a legal document that provides detailed information about hazardous goods being transported, including their nature and potential risks. It is required for shipping dangerous goods to ensure safe handling and compliance with transportation regulations.

Do I need to send products containing Lithium Batteries with an ADR Carrier?

Yes, Lithium batteries are classified as dangerous goods due to their potential to overheat, catch fire, or even explode if not handled correctly. These risks make stringent compliance with transport regulations not just a legal obligation but a vital component of public safety.

Classes carried

  • 10. The UK network carries the following classes of chemicals: 1.4S1, 2, 3, 42, 5.1, 5.23, 6.1, 8 and 9, subject to the notes below:
    • A. Note 1. Permitted 1.4S explosives carried exclude UN0012, UN0337, UN0345 and UN 0432. Fireworks are not permitted through the network.
    • B. Note 2. Flammable solids but excluding class 4.1 that have explosive secondary hazard.
    • C. Note 3. Organic peroxides but excluding temperature controlled or that have explosive secondary hazard.
  • 11. The UK network also carries non-hazardous 4, subject to the notes below:
    • d. Note 4. Non-hazardous but excluding food destined for human consumption unless falling within ADR (such as some additives) and not for retail sale.
  • 12. The UK network does not carry the following classes of chemicals: 1 (explosives, other than the specific UN no’s in note1 above), 6.2 (infectious substances) or 7 (radioactive, other than excepted quantities).
    • A. Nor does the network carry fireworks, waste products, non-networkable products that can only be transported directly (for example cyanides) or food products except those specifically allowed above.
    • B. In addition, after appropriate risk assessment, certain specific UN numbers within the classes above may be excluded from the Network. These will be blocked on the Vigo system.
  • 13. The network does carry lithium-ion batteries (these fall within Class 9). These are subject to additional conditions as set out in Appendix 12.
  • 14. All delivery members have the potential to deliver high consequence dangerous goods (HCDG) on behalf of inputting members. As such, they will fall under the requirements of section 1.10.3 of ADR, particularly the need to have a security plan.




ADR labelling – all boxes and containers on a pallet must have correct labelling and the labels on all containers/ boxes/ receptacles must be visible.
If goods are then wrapped to a pallet then all labelling must be present on the outside of the wrap and a DGN (Dangerous Goods Note) attached to the pallet plus an Overpack label




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