As a certified Australian AdBlue® manufacturer, we produce our own — so you get genuine, consistent quality, always-competitive pricing and product that's ready to go, delivered when you need it.
Pick the sizes and quantities you need and we'll email your best price — usually the same day. No obligation, straight from the manufacturer.
Liquidia manufactures and supplies a full range of workshop and fleet products, so you can source everything you need from one certified Australian supplier and have it delivered together.

Certified VDA AdBlue®, manufactured in our own facilities.

Everything to store and dispense AdBlue® cleanly and accurately.

Diesel fuel treatment to keep engines running clean and efficient.

Workshop and fleet fluids for everyday operation and maintenance.

Keep trucks and vehicles clean, safe and presentable.

Compliant spill response for oil, fuel and general-purpose use.

High-purity deionised water for batteries, cooling and industrial use.

High-analysis 46% nitrogen fertiliser for pasture, cropping and horticulture.

40% marine-grade urea solution for marine SCR engines, made and lab-tested in Australia.
Maker's prices with no reseller markup on every top-up — with the option to lock in a fixed bulk rate.
Delivered when promised, so you're never caught short.
Call and reach someone who actually knows AdBlue® and your account.
From a single 10 L bottle to a bulk tank fill — buy the amount that suits you.
Quality-assured and guaranteed for a full 12 months.
VDA-licensed and ISO 22241 certified, batch after batch.
From depot tank installs to bulk tanker deliveries — keeping fleets fuelled, compliant and moving, right across the country.
We blend, test and store our AdBlue® on-site — full control of quality and supply, batch after batch.
Liquidia is an Australian-owned AdBlue® manufacturer and bulk supplier — VDA QMC licensed and ISO 22241 certified — producing genuine, high-purity diesel exhaust fluid (DEF, also known as AUS 32) for SCR-equipped diesel trucks, plant and equipment. We supply AdBlue® direct from our own facility in every format: 10 L and 20 L drums, 210 L drums, 1,000 L IBCs and bulk tanker deliveries into on-site storage tanks. Buying AdBlue® direct from the manufacturer means fair, volume-based pricing and a secure, traceable supply chain, delivered across Sydney, Brisbane, Melbourne, Perth and Australia-wide.
We're more than AdBlue®. Liquidia manufactures and distributes a complete workshop and fleet range — hydraulic oils (ISO VG 46 and ISO VG 68), lubricants, pre-mix organic coolants, diesel fuel treatments, truck wash, heavy-duty degreasers and acid wheel cleaner, spill kits and absorbents, AdBlue® pumps, dispensing accessories and on-site tanks. We also supply demineralised water and urea in both automotive and farming grades. One certified Australian supplier for everything that keeps your fleet compliant, clean and moving.
Tell us roughly how much AdBlue® you use — we'll sort you out with honest, competitive pricing.