About

GBJ has been Australia’s leading supplier of Certified Reference materials since 1982. Specialising in the supply of Standards, CRMs and Proficiency Testing Samples, we have the knowledge and expertise to source materials that meet your specific requirements.

If you can't find what you are looking for, or have further questions please contact us. We will go above and beyond to find it for you!

Our goal is to support measurement, innovation and data defensiblity by sourcing only high-quality standards and proficiency testing samples.

Here at Graham B Jackson we maintain a premium level of customer service. With detailed records for delivery, importation and biosecurity clearance when applicable.

We hold multiple import permits for a wide range of products. Allowing us to legally and safely import a diverse range of standards on your behalf, including soil, water and other real matrices.

From the search, to order, importation to delivery. We are here to help make your life as easy as possible when it comes to procuring these items.