Independent verification
July 1st 2009 The Ion Science PhoCheck+ has
received independent verification as
the best performing PID by the state
of Maine Department of
Environmental Protection (ME
DEP). Subsequent to a testing and
selection process between competing
PID technologies, the ME DEP has
standardised the Ion Science
For a copy of the published data
'An Evaluation of Competing
Technologies', please contact Ion
Science. Methodology of the ME
DEP independent verification, with a
summary of all the PIDs
tested can be downloaded
from the following
www.neiwpcc.org More articles from ION Science Ltd: | 
