Skip to Menu Skip to Search Contact Us Thailand Websites & Languages Skip to Content

The Dean and Stark test, or the determination and characterization of bitumen, mineral and water content of oil sand, petroleum products or other bituminous materials, is a key service provided by SGS.


 The data obtained through this test help identify potential by-products, plan for the optimum extraction process and establish the grade of your reserve - and future potential of your operation.

The industry standard Dean and Stark extraction method allows you to determine the bitumen, water and mineral weight percentage in oil sand, petroleum products and bituminous materials.

SGS is at the forefront of bitumen analysis. We are known throughout the oils sands industry for strict quality control, compliance with international standards and technical expertise. Our oil sands laboratory capabilities include bitumen, mineral and water determination by the Dean and Stark extraction method. 

The success of your heavy oil and gas extraction program depends on quick turnaround of accurate test results. When you partner with SGS, you gain the confidence of knowing that you are working with a trusted competent leader in oil sands technology.