This Shodex RI-71 (manufactured by Showa Denko K.K.) is a highly reliable differential refractive index detector designed for High-Performance Liquid Chromatography (HPLC). It is a "universal" detector, making it indispensable for identifying compounds that lack UV chromophores—such as sugars, alcohols, fatty acids, and various polymers.
The unit features a clear digital display and an intuitive front-panel interface for managing offset, range, and response times. The rear panel includes comprehensive terminal connections for integrators and recorders, along with a dedicated temperature control switch for baseline stability.
Compatible with most standard HPLC systems (Agilent, Shimadzu, Waters, etc.) via analog signal cables.
Ideal for GPC molecular weight determination and sugar analysis.
Detection Method: Differential Refractive Index (Deflection Type).
Refractive Index Range: 1.00 to 1.75.
High Sensitivity: Ideal for detecting compounds with little to no UV absorption.
Auto-Zero & Marker: Front panel buttons for quick baseline adjustment and peak marking.
Temperature Control: Integrated heater for baseline stability (controls on rear panel).
Versatile Connectivity: Support for Integrator (1V) and Recorder (10mV) outputs.
Condition:
Used : Pulled from a working environment.
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No additional parts or accessories are included unless shown.