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Normal Ranges for Common Laboratory Tests
Blood Gases, Venous
TEST
RANGE
pH
1 d - 1 mo
None
1 mo - adult
7.33 - 7.43
pCO2
1 d - 1 mo
None
1 mo - adult male
41 - 54 mm Hg
1 mo - adult female
38 - 51 mm Hg
pO2
1 d - 1 mo
None
1 mo - adult
25 - 29 mm Hg
Bicarbonate
22 - 29 mmol/L
CO2
22.0 - 26.0 mmol/L
O2 Saturation
60% - 85%