Hitachi L-2490 Refractive Index Detector



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Hitachi’s L-2490 Refractive Index Detector features an innovative optical cell design and optimized temperature control. Superior sensitivity and rapid baseline stabilization is realized for improving analytical quality and efficiency. Full control by Empower 2 is available.

• Cell pre-heating and reduced equilibration times
• Variable cell temperature control
• Built-in leak sensor
• Refractive index range: 1.0 to 1.75
• Output range: 0.25 to 512 uRIU/10 mV
• Linearity range: > 600 uRIU
• Noise: < 2.5 nRIU
• Drift: < 0.2 uRIU
• Temperature control range: 30 to 50 °C
• Polarity: Positive and Negative

GLP functions:

• Auto calibration using Hg lamp
• Lamp energy check, Log for lamp usage
• Lamp replacement date
• Wavelength accuracy check