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Acetaminophen

µg/mL

6.62

µmol/L

Acetoacetic acid

mg/dL

0.098

mmol/L

Acetone

mg/dL

0.172

mmol/L

Acid phosphatase

units/L

1.0

U/L

Alanine

mg/dL

112.2

µmol/L

Alanine aminotransferase (ALT)

units/L

1.0

U/L

Albumin

g/dL

10

g/L

Alcohol dehydrogenase

units/L

1.0

U/L

Aldolase

units/L

1.0

U/L

Aldosterone

ng/dL

0.0277

nmol/L

Alkaline phosphatase

units/L

1.0

U/L

Aluminum

ng/mL

0.0371

µmol/L

Aminobutyric acid

mg/dL

97

µmol/L

Amitriptyline

ng/mL

3.61

nmol/L

Ammonia (as NH₃)

µg/dL

0.587

µmol/L

Amylase

units/L

1.0

U/L

Androstenedione

ng/dL

0.0349

nmol/L

Angiotensin I

pg/mL

0.772

pmol/L

Angiotensin II

pg/mL

0.957

pmol/L

Anion gap

mEq/L

1.0

mmol/L

Antidiuretic hormone

pg/mL

0.923

pmol/L

Antithrombin III

mg/dL

10

mg/L

alpha₁-Antitrypsin

mg/dL

0.184

µmol/L

Apolipoprotein A

mg/dL

0.01

g/L

Apolipoprotein B

mg/dL

0.01

g/L

Arginine

mg/dL

57.4

µmol/L

Asparagine

mg/dL

75.7

µmol/L

Aspartate aminotransferase (AST)

units/L

1.0

U/L

Bicarbonate

mEq/L

1.0

mmol/L

Bilirubin

mg/dL

17.1

µmol/L

Blood gases (arterial)

     Paco₂

mm Hg

1.0

mm Hg

     pH

pH units

1.0

pH units

     Pao₂

mm Hg

1.0

mm Hg

Bromide

mg/dL

0.125

mmol/L

C-peptide

ng/mL

0.333

nmol/L

C1 esterase inhibitor

mg/dL

10

mg/L

C3 complement

mg/dL

0.01

g/L

C4 complement

mg/dL

0.01

g/L

Calcitonin

pg/mL

1.0

ng/L

Calcium

mg/dL

0.25

mmol/L

mEq/L

0.50

mmol/L

Carbon dioxide

mEq/L

1.0

mmoI/L

Carboxyhemoglobin

% of
hemoglobin saturation

0.01

Proportion of
hemoglobin saturation

Carotene

µg/dL

0.0186

µmol/L

Ceruloplasmin

mg/dL

10

mg/L

Chloride

mEq/L

1.0

mmol/L

Cholesterol

mg/dL

0.0259

mmol/L

Citrate

mg/dL

52.05

µmol/L

Copper

µg/dL

0.157

µmoI/L

Coproporphyrins (urine)

µg/24 hr

1.527

nmol/d

Corticotropin (ACTH)

pg/mL

0.22

pmol/L

Cortisol

µg/dL

27.59

nmol/L

Cotinine

ng/mL

5.68

nmol/L

Creatine

mg/dL

76.26

µmol/L

Creatine kinase (CK)

units/L

1.0

U/L

Creatinine

mg/dL

88.4

µmol/L

Creatinine clearance

mL/min

0.0167

mL/s

Cyanide

mg/L

23.24

µmol/L

Dehydroepiandrosterone (DHEA)

ng/mL

3.47

nmol/L

Desipramine

ng/mL

3.75

nmol/L

Diazepam

µg/mL

3.512

µmol/L

Digoxin

ng/mL

1.281

nmol/L

Epinephrine

pg/mL

5.46

pmol/L

Erythrocyte sedimentation rate

mm/h

1.0

mm/h

Estradiol

pg/mL

3.671

pmol/L

Estriol

ng/mL

3.467

nmol/L

Estrone

ng/dL

37

pmoI/L

Ethanol (ethyl alcohol)

mg/dL

0.217

mmol/L

Ethylene glycol

mg/L

16.11

µmol/L

Ferritin

ng/mL

2.247

pmol/L

alpha -Fetoprotein

ng/mL

1.0

µg/L

Fibrinogen

mg/dL

0.0294

µmol/L

Fluoride

µg/mL

52.6

µmol/L

Folate

ng/mL

2.266

nmol/L

Follicle-stimulating hormone

mIU/mL

1.0

IU/L

Fructose

mg/dL

55.5

µmol/L

Galactose

mg/dL

55.506

µmol/L

Glucagon

pg/mL

1.0

ng/L

Glucose

mg/dL

0.0555

mmol/L

Glutamine

mg/dL

68.42

µmol/L

gamma -Glutamyltransferase (GGT)

units/L

1.0

U/L

Glycated hemoglobin (glycosylated
hemoglobin A₁, A_1C)

% of total
hemoglobin

0.01

Proportion of total
hemoglobin

Glycerol (free)

mg/dL

108.59

µmol/L

Glycine

mg/dL

133.3

µmol/L

Haptoglobin

mg/dL

0.10

µmol/L

Hematocrit

%

0.01

Proportion
of 1.0

Hemoglobin (whole blood)
Mass concentration

g/dL

10.0
0.6206

g/L
mmol/L

High-density lipoprotein cholesterol (HDL-C)

mg/dL

0.0259

mmol/L

Histidine

mg/dL

64.45

µmol/L

Homocysteine (total)

mg/L

7.397

µmol/L

Human chorionic gonadotropin (HCG)

mlU/mL

1.0

IU/L

Hydroxybutyric acid

mg/dL

96.05

µmol/L

Hydroxyproline

mg/dL

76.3

µmol/L

Immunoglobulin A (IgA)

mg/dL

0.01

g/L

Immunoglobulin D (IgD)

mg/dL

10

mg/L

Immunoglobulin E (IgE)

mg/dL

10

mg/L

Immunoglobulin G (IgG)

mg/dL

0.01

g/L

Immunoglobulin M (IgM)

mg/dL

0.01

g/L

Insulin

µIU/mL

6.945

pmol/L

Iron, total

µg/dL

0.179

µmol/L

Iron binding capacity, total

µg/dL

0.179

µmol/L

lsoleucine

mg/dL

76.24

µmol/L

lsopropanol

mg/L

0.0166

mmol/L

Lactate (lactic acid)

mg/dL

0.111

mmol/L

Lactate dehydrogenase

units/L

1

U/L

Lactate dehydrogenase
isoenzymes (LD₁-LD₅)

%

0.01

Proportion of 1.0

Lead

µg/dL

0.0483

µmol/L

Leucine

mg/dL

76.237

µmol/L

Lipase

units/L

1.0

U/L

Lipids (total)

mg/dL

0.01

g/L

Lipoprotein (a)

mg/dL

0.0357

µmol/L

Lithium

mEq/L

1.0

mmol/L

Low-density lipoprotein
cholesterol (LDL-C)

mg/dL

0.0259

mmol/L

Luteinizing hormone (LH, leutropin)

IU/L

1.0

lU/L

Lysine

mg/dL

68.5

µmol/L

Magnesium

mg/dL

0.411

mmol/L

mEq/L

0.50

mmol/L

Manganese

ng/mL

18.2

nmol/L

Methanol

mg/L

0.0312

mmol/L

Methemoglobin

% of total
hemoglobin

0.01

Proportion of total
hemoglobin

Methionine

mg/dL

67.02

µmol/L

Myoglobin

µg/L

0.0571

nmol/L

Nicotine

mg/L

6.164

µmol/L

Nitrogen, nonprotein

mg/dL

0.714

mmol/L

Norepinephrine

pg/mL

0.00591

nmol/L

Ornithine

mg/dL

75.67

µmol/L

Osmolality

mOsm/kg

1.0

mmoI/kg

Osteocalcin

µg/L

0.171

nmol/L

Oxalate

mg/L

11.1

µmol/L

Parathyroid hormone

pg/mL

1.0

ng/L

Phenobarbital

mg/L

4.31

µmol/L

Phenylalanine

mg/dL

60.54

µmol/L

Phenytoin

µg/mL

3.96

µmoI/L

Phosphorus

mg/dL

0.323

mmol/L

Plasminogen

mg/dL

0.113

µmol/L

%

0.01

Proportion of 1.0

Plasminogen activator inhibitor

mIU/mL

1.0

IU/L

Platelets (thrombocytes)

x 10³/µL

1.0

x 10⁹/L

Potassium

mEq/L

1.0

mmoI/L

Pregnanediol (urine)

mg/24h

3.12

µmoI/d

Pregnanetriol (urine)

mg/24 h

2.97

µmol/d

Progesterone

ng/mL

3.18

nmol/L

Prolactin

µg/L

43.478

pmol

Proline

mg/dL

86.86

µmol/L

Prostate-specific antigen

ng/mL

1.0

µg/L

Protein, total

g/dL

10.0

g/L

Prothrombin

g/L

13.889

µmol/L

Prothrombin time (protime, PT)

s

1.0

s

Protoporphyrin, erythrocyte

µg/dL

0.01777

µmol/L

Pyruvate

mg/dL

113.6

µmoI/L

Quinidine

µg/mL

3.08

µmol/L

Red blood cell count

x 10⁶/µL

1.0

x 10¹²/L

Renin

pg/mL

0.0237

pmol/L

Reticulocyte count

% of RBCs

0.01

Proportion
of 1.0

Salicylate

mg/L

0.00724

mmol/L

Serine

mg/dL

95.2

µmol/L

Serotonin (5-hydroxytryptamine)

ng/mL

0.00568

µmol/L

Sodium

mEq/L

1.0

mmol/L

Somatomedin-C (insulinlike growth factor)

ng/mL

0.131

nmol/L (coagulation factor II)

Somatostatin

pg/mL

0.611

pmol/L

Taurine

mg/dL

79.91

µmol/L

Testosterone

ng/dL

0.0347

nmol/L

Theophylline

µg/mL

5.55

µmol/L

Thiocyanate

mg/L

17.2

µmol/L

Threonine

mg/dL

83.95

µmol/L

Thyroglobulin

ng/mL

1.0

µg/L

Thyrotropin (thyroid-stimulating
hormone, TSH)

mIU/L

1.0

mIU/L

Thyroxine, free (T₄)

ng/dL

12.87

pmol/L

Thyroxine, total (T₄)

µg/dL

12.87

nmol/L

Transferrin

mg/dL

0.01

g/L

Triglycerides

mg/dL

0.0113

mmol/L

Triiodothyronine

     Free (T₃)

pg/dL

0.0154

pmol/L

     Resin uptake

%

0.01

Proportion of 1.0

     Total (T₃)

ng/dL

0.0154

nmol/L

Troponin I (cardiac)

ng/mL

1.0

µg/L

Troponin T (cardiac)

ng/mL

1.0

µg/L

Tryptophan

mg/dL

48.97

µmol/L

Tyrosine

mg/dL

55.19

µmol/L

Urea nitrogen

mg/dL

0.357

mmol/L

Uric acid

mg/dL

59.48

µmol/L

Valine

mg/dL

85.5

µmol/L

Vasoactive intestinal
polypeptide

pg/mL

1.0

ng/L

Vitamin A (retinol)

µg/dL

0.0349

µmoI/L

Vitamin B₆ (pyridoxine)

ng/mL

4.046

nmol/L

Vitamin B₁₂ (cyanocobalamin)

pg/mL

0.738

pmol/L

Vitamin C (ascorbic acid)

mg/dL

56.78

µmol/L

Vitamin D

    1,25-Dihydroxyvitamin D

pg/mL

2.6

pmol/L

    25-Hydroxyvitamin D

ng/mL

2.496

nmol/L

Vitamin E

mg/dL

23.22

µmoI/L

Vitamin K

ng/mL

2.22

nmol/L

Warfarin

µg/mL

3.247

µmol/L

White blood cell count

x 10³/µL

1.0

x 10⁹/L

White blood cell differential
count (number fraction)

%

0.01

Proportion of 1.0

Zinc

µg/dL

0.153

µmoI/L