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pH & Electrodes
For 15 years WPI has dominated the market for ion-sensitive electrochemical sensors.
 Ag/AgCl Half Cells
New, improved sintered pellets with lower resistance and high strength.
 
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 DRI-REF Electrodes
Dri-Ref™ reference electrodes, developed by WPI, exhibit stable and reproducible potential, low resistance and extremely low electrolyte leakage.
 
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 Ion Exchangers
Used in micropipettes to record cellular ion concentrations.
 
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 Mini pH Electrodes
This miniature device is the smallest discrete pH sensor yet built by WPI.
 
 
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 Kwik-Tip Electrodes
These highly stable electrodes accurately measure calcium, potassium, and chloride ion activity.
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pH Meters
Affordable Concentration and pH Measurements with a range of pH meters.
 
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Betterskin Electrodes
WPI's new BetterSkin™ electrodes are high quality Ag/AgCl reusable surface-mounted electrodes designed to be used for the acquisition of all biopotentials.
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Metal Electrodes
We stock a huge range of metal electrodes for various applications.
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Micro pH Electrodes
Micro-pH Electrodes measure samples as small as 0.5 µl and are available in a variety of sizes
 
 
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Micro-Tips
Eliminate the cost and trouble of making your own micropipettes.
 
 
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 pHOptica
pHOptica™ is a pH measuring system which uses fibre optic sensors and patented DLR technology.

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 Beetrode pH E'trodes
A solid state pH sensor with ideal characteristics over a wide pH range.
 
 
 
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 Calcium