Thermo Scientific™

RefractoMax 521 Refractive Index Detector

 Related applications:
Industrial Chromatography
For cost-effective analysis of compounds with little or no absorption in the UV range, use the Thermo Scientific™ RefractoMax 521 Refractive Index Detector. It is ideal for detection of alcohols, sugars, carbohydrates, fatty acids and polymers in combination with an isocratic Thermo™ Scientific™ Dionex™ UltiMate™ 3000 system. Low baseline noise and high response make it suitable for sensitive analyses. Flow rates from 1 to 10mL/min. and linear detection of 1.00–1.75 RIU support a range of HPLC applications.

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Recommended Use

The RefractoMax 521 is recommended for routine analysis of non-UV absorbing compounds. It is an excellent choice for the analysis of sugars in foodstuffs or polymers and surfactants in chemical products.


  • Easy operation and automation supported by Thermo Scientific™ Dionex™ Chromeleon™ Chromatography Data System software
  • Thermostatted optical bench
  • Auto Setup function automates purging, equilibration, autozero and control of baseline stability and noise.


Manuals & protocols