Kibron Ez-Pi + Plus Tensiometer Surface, oil/water interfacial tension with Software



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A versatile force tensiometer

Kibron EZ-PI Plus was designed and built with reliability and ease of use in mind. EZ-PI Plus is compact size, and easy to move. State-of-the-art sensor technology with excellent resolution, connection for water bath, and intuitive user interface.
Accurate and fast surface and interfacial tension measurements

A high precision instrument for research
Surface tension, oil/water interfacial tension, and contact angle measurements
Measures samples with high viscosity (Wilhelmy technique combined with small diameter probe). Currently tested to 100 000 mPas (Newtonian),
An easy to use tensiometer for educational purposes, no special training needed
An ideal instrument for the metal plating industry
Excellent for oil refineries for the monitoring of sour water
ASTM D 1331 - 14

Contact angle measurements

Advancing and receding contact angle
Wetting measurements of single fibers, for example textile, hair and reinforcement fibers down to 1 µm diameter
Connects to water bath for temperature control


Excellent functional condition.   Please note, this sale includes only the instrument and control software.  No consumables or accessories are included.  Those can be ordered from Kibron.


  • Kibron EZ-PI Plus Tensiometer
  • USB cable and control software on disk



30 Day warranty. We pledge to offer the best service and warranty to all of our customers!  We are extending a 30 Day warranty on this item. This is our way of saying thank you for allowing us to serve you.


This is a genuine product from this manufacturer.


The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. the item is subject to FDA regulation, we will verify your status as an authorized purchaser of this item before shipping of the item."

Regardless of the origin of the equipment, documentation provided or identification appearing upon the equipment, the equipment described and offered here is in no way certified for, recommended for, or offered for any specific use. The purchaser agrees that the seller shall not be held responsible or liable for any injuries or damages, whether incidental or consequential, associated in any way with the equipment. The purchaser, by bidding on this equipment, indicates their acknowledgment of, and agreement to the terms of this disclaimer. it is the purchaser's responsibility to have the item inspected and certified by a qualified professional before use!