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OX-TRAN Model 2/12 R Operator's Manual
Testing Packages
The properties of the barrier material usually determine what oxygen concentration will be required for the
Test Gas. Good barriers will require a higher concentration (usually 100%). Poor barriers will require lower
concentrations (21% or even 5%). Compressed gas cylinders in these and other oxygen concentrations are
readily available.
Figure 7-5: Supplying a Test Gas
MOCON, Inc.
Revision L
7-7
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