Welcome to Quality DEF Solutions

a manufacturer and supplier of diesel exhaust fluid

If you are out of DEF, give us a call!

Serving San Saba, Slaton, Austin, Waco, Dallas/Fort Worth & Midland-Odessa, TX & surrounding areas


Quality DEF Solutions' (QDS) ISO 22241 Diesel Exhaust Fluid (DEF) comes packaged in variety of quantities, from our pallet load of 2.5 gallon jugs to 18,000 gallon railcar load. Check out our list of products for a current list.


We have a variety of Diesel Exhaust Fluid (DEF) dispensing systems to fulfill your needs. We have small standalone units, all the way to large tank dispensing systems. Check out our dispensing systems to find one that will meet your needs.

Storage Tanks

Whatever your need may be, whether it is DEF storage, dispensing, refueling or chemical storage for fertilizer or water storage, we have your need covered.

We will deliver it conveniently to you, we'll ensure that you receive the water you need consistently, quickly, and reliably.
Available in drums, totes and bulk.

You can use it for:

  • Agriculture & Livestock
  • Dust Control & Compaction
  • Cleaning & Sealing Cisterns
  • Hydrostatic Testing
  • Subsea Testing

About Our DEF Solution

Diesel Exhaust Fluid consist of high purity urea (typically crystalline) that is dissolved and suspended in de-ionized water. The approximate ratio of the mixture is 32.5% urea and 67.5% de-ionized water. To ensure optimum Selective Catalytic Reduction (SCR) system performance, our DEF Solutions is American Petroleum Institute (API) certified and meets ISO 22241 Standards.

When DEF is used with Selective Catalytic Reduction system, it helps reduction the amount of NOx emissions. The reduction in emissions is required to meet the EPA published Tier 2 Emission Standards for Light Duty and Heavy Duty Vehicles. This standard regulates new strict emission control that began January 1, 2010.

Be A Partner

Quality DEF Solutions has partnered with numerous manufacturers as a supplier of Diesel Exhaust Fluid. With Quality DEF Solutions partnerships, we are positioned to supply all of the varied needs for Diesel Exhaust Fluid throughout the San Saba, Slaton, Austin, Waco, Dallas/Fort Worth & Midland-Odessa, TX areas. We are always looking for the opportunity to open new distributorship locations.

If you want to be part of the growing partnership with Quality DEFSolutions, give us a call at 325-372-5786