Shop Electrodes by Application
Our products can be used in a wide range of applications. Our electrodes are manufactured accurately with first-class engineering and are ideal for quality results in various applications.
From Founder and Technical Director, Kenny Petrie
A Note from Sentek’s Founder and Technical Director Today Sentek Ltd is in a position of strength due to our ongoing commitment to offering flexibility to our customers in the areas of design, innovation and chemical support and the proven ability to excel and grow...Read More
Sentek Ltd sponsors local youth football team
Sentek Are Local Youth Football Team sponsors Sentek Ltd is proud to become the kit sponsor for Dunmow Rovers Youth F.C Under 12’s Team for the 2021/22 season. The Club, based only minutes from Sentek’s head office premises in Braintree, Essex, has been established since 1976. It...Read More
Q&A with Sentek Founder, Kenneth Petrie
Q & A With Kenneth Petrie – Sentek’s Founder How did you become involved in the electrochemical sensor industry? I started in the electrochemistry industry as a scientific glassblower in Fife, I took a real interest in the product, and learned all about it. Working...Read More
Why Measure The Conductivity of Water?
Water conductivity measurement refers to testing a sample of water to see how well it can conduct an electrical current. Pure, distilled water has extremely low levels of conductivity, and so the presence of other elements can increase conductivity. For example, sea water contains a...Read More
A Guide to Reference Electrodes
The purpose of a reference electrode is to provide a constant and defined potential. This potential is determined by the electrolyte inside the electrode, and the reference element used. Most electrodes are combination electrodes, meaning they combine a stable reference and a working cell (half-cell) in one...Read More
Why are educational electrodes an important tool?
Since 1991 Sentek has been providing a range of electrochemical sensors for use in science, industry and education. Many schools and colleges will use educational electrodes as part of their practical lessons, to help educate students on measurement and analysis techniques. Measurement using pH sensors...Read More