Free Technical Advice
+44 (0) 1634 294 001


Laserchrom HPLC Equipment
Shodex RI 201 H Refractive Index (RI) Detector
  Buy This Detector For:
  • Exceptional sensitivity
  • Easy operation
  • Clear display, able to display actual chromatogram
  • Approx 3 x as sensitive as the Sykam model, although more expensive
Features & Benefits   Specification
  • Clear blue LCD display
  RI Range

1.00 - 1.75

  • 2 chamber cell, measuring by deflection
  Flow Rate


  • Built-in leak sensor - can automatically stop a pump in the event of a solvent leak.
  Linearity Range

600 uRIU

  • Compatible with most HPLC systems
  Noise Level

2.5 nRIU

  • Automatic Start-up function, which incorporates operations such as flushing the reference cell and checking baseline stabilisation
  Autozero Range

All range

  • External Input and Output terminals, along with USB port permit advanced automation of the system.

0.2 RIU/hr

    Integrator Output

+/- 1 Volt

An even higher sensitivity version of this detector will be available soon.   Recorder Output

+/- 10 mVolts

Temperature Settings

Off, 30-50oC in 1oC steps, with a cutout at 77oC

Flow Cell Volume

8 ul

    Flow Cell Pressure

75psi max

Com Port
    Wetted Materials
Stainless steel, Teflon, Quartz
Ready, Leak, Error
    Dimensions (mm)
 200(h) x 280(w) x 400(d)

240V 50Hz


approx 13kg