normal serum osmolarity range
280-300 mOsm/L
Potassium range
3.5-5 mEq/L
sodium range
135-145 mEq/L
serum calcium ranges
serum: 8.9-10.5 mg/dL
Magnesium mg/dL
1.8-2.3 mg/dL
ionized calcium
4.5-5.6 mg/dL
MAgnesium mEq/L
1.3-2.1 mEq/L
pH range
7.35-7.45
PaCo2 ranges
35-45 mmHg
HCO3 ranges
22-26 mEq/L
Magnesium mEq/L
1.3-2.1 mEq/L