Flexible modular
design
• Fast detection times
• Increased test
throughput
• Simple to use
• Re-usable test cell
• Low cost per test
• Direct and indirect
techniques
• Variable sample
volume
• Access to culture
during tests
• Optional extras
include racks to
house incubator
modules and bar
code readers to
speed up sample
Direct Impedance Technique
• Electrodes in direct contact with the growth medium
and sample
• Metabolising micro-organisms increases the electrical
conductance of the culture medium in the system
Variable sample
volume
culture