ABB LGR GLA351 Series - Page 125

USER MANUAL | ICOS | INSTRUCTIONS | UM/ICOS-EN REV. B.2
125
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To convert the output oxygen isotope ratios from VPDB-CO2 to VSMOW use the follow
formulas:
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=
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+1󰇨1
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1000
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To use a calibration or reference gas where the oxygen isotope ratios are known relative to
VSMOW, convert them to VPDB-CO2 using the following formulas:
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=
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+1󰇨1
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1000
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