Rheodyne® Model 8125 Low Dispersion Injector

Inject as little as 0.1 μL of sample with high accuracy and zero waste. mall diameter flow channels in a low-dispersion version of the popular Model 7125 injector. Excellent for use with narrow bore columns (1-3 mm ID), but also well suited for larger diameter columns. Resolution is most improved with relatively unretained peaks - the peaks most affected by extra-column effects.
Additional features include:
  • Built-in zero-hold-up needle port
  • Built-in position switch to signal injection
  • Long rotor seal lifetime - make up to 30,000 injections before replacing seal (VESPEL®)
  • User-adjustable to 7000 psi (490 kg/cm2)
  • Easy-to-service flat-face rotor design

Supplied with a 5 μL sample loop, fittings for all ports, 22-gauge Luer hub needles, needle port cleaner, two vent tubes, wrenches, mounting screws and instructions. Order additional sample loops separately.

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55050-U RheBuild® Kit for use with 8125/8126 valves
57955 Rheodyne® 8125 Rotor Seal for use with 8125 Injector
57950-U Rheodyne® Model 8125 Low Dispersion Injector
54612 Rheodyne® Stator Face Assy for 8125/8126 (#8125-074)
57951 Sample Loop for Model 8125 Injector volume 5 μL
57952 Sample Loop for Model 8125 Injector volume 10 μL
57953 Sample Loop for Model 8125 Injector volume 20 μL