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3-6 | Thermox CG1000 Oxygen Analyzer
% O
Range Calibration Gases
2
•
Span gas - from 1.0% to 100% O
recommended)
•
Zero gas - from 0.1% to 10% O
PPM O
Range Calibration Gases
2
The span gas must be at least a factor of 10 higher in oxygen content than
the zero gas (for example, if zero gas is 10 ppm, the span gas must be 100
ppm or higher).
•
Span gas - from 10 ppm to 1000 ppm.
•
Zero gas - from 1 ppm to 100 ppm.
, balance N
(Instrument air - 20.9% -
2
2
, balance N
(2% recommended)
2
2
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