BIOCHEMISTRY NORMAL RANGES

Clinical biochemistry
Items marked with a ** are part of "CHEM-7"[1] and CHEM-20
Items marked with a * are part of "CHEM-20"[2], but not CHEM-7

[edit] Electrolytes and Metabolites
Electrolytes and Metabolites:
Test [3]
Patient type
Low [3]
High[3]
Unit
Comments
** Sodium (Na)
135
145
mmol/L
** Potassium (K)
3.5
5.1
mmol/L
Chloride (Cl)
98
107
mmol/L
Osmolality
275
295
mOsm/kg
Urea
2.5
6.4
mmol/L
** BUN - blood urea nitrogen
7
18
mg/dL
** Creatinine
male
62
115
μmol/L
May be complemented with creatinine clearance
0.7
1.3
mg/dL
female
53
97
μmol/L
0.6
1.1
mg/dL
** Glucose (fasting)
3.9
5.8
mmol/L
See also glycosylated hemoglobin
70
105
mg/dL
Serum iron[4]
male
65
176
µg/dL
female
50
170
newborns
100
250
children
50
120
TIBC
240
450
Transferrin saturation
20
50
%