Micro-Flo® High Pressure Syringes from VICI Precision Sampling

Micro-Flo syringe
Micro-Flo high pressure syringe from VICI Precision Sampling
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  • Metal-encased syringe with PTFE seals
    For hard-to-handle volatile liquids and liquified gases
  • Special locking cylinder adapter and yoke assembly
    The syringe contacts the sample liquid in its pure, undisturbed state
  • Sample Lok valve
    Seals in volatile materials at pressures up to 500 psi
  • Variable volume
    0.5 to 5.0 µl

The Micro-Flo high pressure syringe prevents evaporation of lighter components under normal laboratory temperatures at atmospheric pressure. The syringe is encased in metal, with positive PTFE seals and positive plunger stops.

The front end houses a special micro-volume annular needle with less than 0.5 µl dead volume and a positive mechanical Sample Lok valve to seal in volatile materials (up to 500 psi). The syringe volume is variable from 0.5 µl to 5.0 µl.

Available replacement parts include plunger assembly, front packing, barrel and decal, rear washer, spring, and needle.

Micro-Flo adapter
Locking cylinder adapter and yoke assembly for Micro-Flo syringe
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A special locking cylinder adapter and yoke assembly ensures that the syringe contacts the sample liquid in its pure, undisturbed state.

Description Needle size Product No.
Syringe .028" x .006" x 1.875" 230051
Cylinder adapter and yoke


Annular needle, side port, tapered, open end

500 psi max,
liquids only


Contact us for ordering, product support, or more information about any of these products. North American customers may call toll-free (800) 828-1653.