About us

Your expert in chemical and biochemical sensor development and Integration of Sensors in to your process

About Stefan Spichiger

CV and Milestones in a glance

  • Degree in Biotechnology from the Zurich University of Applied Sciences (ZHAW)

  • 2 years as a technical assistant at the Centre for Chemical Sensors at ETH Zurich

  • Foundation of own company, C-CIT AG

  • Development of the first inline glucose/lactate sensor for biotechnology

  • Received the CTI Start-up Label

  • New beginning with C-CIT Sensors AG

  • Development of the first inline glucose/lactate sensor for biotechnology 

  • Sale of C-CIT Sensors AG to Mettler Toledo GmbH

  • Business Development at Mettler Toledo GmbH

  • Global Product Manager at Mettler Toledo GmbH

List of granted projects

Project list

  • 2000 KTI Project Nr. 4621.1

    Titel "Continuous Monitoring of Electrolytes in Fertilizer Solutions"
  • 2001 KTI Project Nr. 6035.2 KTS
    Titel "Low-cost Biosensoren für den Gebrauch in single-use Bioreaktoren"
  • 2012 Eurostar Project Nr. 6936 glucoCELL
    Single-use glucose sensors for single use bioreactors and new bioreactor type with integrated pre sterilised single use sensors.
  • 2012 KTI Project Nr. 13743
    CITSens Bio, a wireless disposable sensor array for disposable bioreactors
  • 2025 Innosuisse  no. 121.816 IP-ENG
    Photoacoustic Sensing Platform (PHASE)

Inline Glucose / Lactatsensor for Biotechnology

  • 1. In-situ glucose/lactate sensor for biotechnology

  • Continuous measurement of glucose and lactate in bioprocesses

  • 1. Combined sensor for two parameters in biotechnology

  • With Bluetooth data transmission for measurements in incubators

  • Can be used in single-use vessels up to 1000 liters of single-use bags

  • Developed by C-CIT Sensors AG and sold to Mettler Toledo GmbH

Food oil sensor
 

 

  • Deep-frying oil measuring device for determining polar components in deep-frying oils

  • Used by McDonald's, cantonal laboratories, and deep-frying oil manufacturers

  • Developed by C-CIT AG in collaboration with various partners

Sensor Patch for sweat measurement
 

  • Sensor patch with graphite conductors for multiple ion-selective sensors.

  • For measuring salt concentrations in sweat during exercise or in professional athletes such as firefighters.

Flow cell for gas measurements in head space

  • Gas flow module for measuring up to four gases

  • For optical measurement using dyes

  • CO2 measurement in the headspace of bioreactors

Sensor for blood glucose 
 

  • Sensor for blood glucose measurement

 

Ion selective Membrans
 

  • Various ion-selective membranes for various applications

  • Available in a wide range of formats