Chem normal ranges

Albumin normal range

3.5-5.5 g/dL

Prealbumin normal range

150-350 mg/L

Normal albumin/globulin ratio

0.8-2.2

a1-antitrypsin normal range

100-300 mg/dL

Alpha-fetoprotein RR

0.5-2.49

Haptoglobin RR

30-200 mg/dL

Ceruloplasmin normal range

20-35 mg/dL

a2-Macroglobulin normal range

100-280 mg/dL

Transferrin RR

240-250 mg/dL

Beta 2 Microglobulin RR

1.21-2.70 mcg/mL

C reactive protein RR

Less than 0.8 mg/dL

Sodium reference range

135-145 mmol/L

128-140 mmol/L for newborns

Potassium reference range

3.5-5.1 mmol/L (adult serum)

3.3-4.9 mmol/L (adults plasma)

3.7-5.9 mmol/L (newborns)

Chloride RR

98-107 mmol/L (serum/plasma)

110-250 mmol/day (urine)

Sweat chloride RR

<29: CF unlikely

30-59: indeterminate

>60: indicative of CF

Bicarbonate RR

22-28 mmol/L

Calcium RR

8.6-10.3 mg/dL

Ionized (free) Ca RR

4.6-5.3 mg/dL

1.15-1.33 mmol/L (blood gas analyzers and POC tests)

Normal excretion of calcium

up to 300 mg/day

Phosphate RR

2.5-4.5 mg/dL

0.7-1.4 mmol/L

4.0-7.0 mg/dL (children)

Magnesium RR

1.7-2.4 mg/dL

Parathyroid hormone RR

Intact: 10-65 pg/mL

25(OH) D (Measured Vitamin D) RR

>20 ng/mL and <50 ng/mL

arterial pH RR

7.35-7.45

Anion Gap RR

8-16 mmol/L

Normal alveolar pO2

102 mmHg

% Functional Hb saturation/arterial saturation

94-98%

Fractional oxyhemoglobin/oximetry RR

90-95%

pCO2 RR

35-45 mmHg

pO2 RR

80-100 mmHg

serum/plasma osmolality RR

275-300 mOsm/kg

urine osmolality

300-900 mOsm/kg