Refractive Index Detectors are most commonly utilized to identify compounds with no UV Absorbance. As such, they find application in GPC/SEC for determination of polymer concentration but also very frequently are used for the detections of sugars and polysaccharides. The DRI Differential Refractive Index Detector shows excellent performance and sensibility and can be found in R&D and QC labs worldwide.

TESTA Analytical Solutions e.K. is a technology innovator and specialist supplier of high-performance HPLC and GPC/SEC detectors and instruments plus a range of non-invasive, real-time flowmeters that are enabling scientists to solve application challenges faster, more reliably and with greater sensitivity. With over 30 years' experience of these problem-solving technologies, we are happy to share our knowledge with researchers worldwide. Not only are our products designed to deliver top performance but our diligent commitment to quality ensures that you get many years of reliable operation even under the most demanding conditions. We pride ourselves on providing a level of technical and applications support that few companies can match. As a small, dynamic company we maintain the flexibility to not only offer you off-the-shelf solutions but also to develop tailored OEM systems for a growing number of world renowned analytical and process instrument suppliers.to exactly match their application needs.
To know more, please click to: www.testa-analytical.com and www.custom-chromatography.com.