The International System of Units (SI Units) is provided by the Bureau International des Poids et Mesures (BIPM). SI is the modern form of the metric system, which contains e.g. weight indications in grams, milligrams and kilograms. It is the world-wide mostly applied system in technology and science and the preferred system of units used in The Review of Diabetic Studies. In some countries, among them the USA, partly other units are used. We call these the conventional or US units.
Find below a chemical conversion table containing chemical compounds with factors for conversion from conventional (or US) to SI units as well as a calculator for conversions of all listed chemicals and substances. The collection below includes glucose, which is also described in more detail here.
Conversion table for chemical compounds from conventional to SI units
Conventional unit => SI unit: multiply by factor
SI unit => conventional unit: divide by factor
| Compound | Conventional (US) Unit | Factor | SI Unit |
|---|---|---|---|
| 11-Deoxycorticosterone | pg/ml | 3.03 | pmol/l |
| 17-Ketosteroids | µg/dl | 0.01 | mg/l |
| Acetone | mg/dl | 172.414 | µmol/l |
| Acid phosphatase | units/l | 1 | U/l |
| Acid phosphatase (Bessey-Lowry-Brock units) | units/l (Bessey-Lowry-Brock) | 16.666 | U/l |
| Adrenocorticotropic hormone (ACTH) | pg/ml | 0.22 | pmol/l |
| Alanine | mg/dl | 112.2 | µmol/l |
| Alanine aminotransferase (ALT) | units/l | 1.0 | U/l |
| Alanine aminotransferase (ALT microkatal) | units/l | 0.017 | µkat/l |
| Albumin | g/dl | 10 | g/l |
| Aldolase | units/dl | 7.4 | mU/l |
| Aldolase (Sibley-Lehninger units) | units/l (Sibley-Lehninger) | 0.74 | U/l |
| Aldolase (microkatal) | units/l | 0.017 | µkat/l |
| Aldosterone | ng/dl | 0.0277 | nmol/l |
| Alkaline phosphatase (King-Armstrong units) | units/dl (King-Armstrong) | 7.143 | U/l |
| Alkaline phosphatase (Babson units) | units/l (Babson) | 1 | U/l |
| Alkaline phosphatase (microkatal) | units/l | 0.017 | µkat/l |
| Aminobutyric acid | mg/dl | 97 | µmol/l |
| Ammonia | µgN/dl | 0.714 | µmolN/l |
| Amylase | units/l | 1.0 | U/l |
| Amylase (Somogyi units) | units/dl (Somogyi) | 1.848 | U/l |
| Amylase (microkatal) | units/l | 0.017 | µkat/l |
| Androstenedione | ng/dl | 34.965 | pmol/l |
| Angiotensin-converting enzyme (ACE) | nmol/min/ml | 1 | U/l |
| Angiotensin I | pg/ml | 0.772 | pmol/l |
| Angiotensin II | pg/ml | 0.957 | pmol/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 | mM | 1.0 | mmol/l |
| Bilirubin | mg/dl | 17.1 | µmol/l |
| Bromide | mg/dl | 0.125 | mmol/l |
| Carbon dioxide | mM | 1.0 | mmol/l |
| Carbonic acid (H2CO3) | mM | 1.0 | mmol/l |
| C-peptide | ng/ml | 0.333 | nmol/l |
| C1 esterase inhibitor | mg/dl | 10.0 | mg/l |
| C3 complement | mg/dl | 0.01 | g/l |
| C4 complement | mg/dl | 0.01 | g/l |
| Calcium | mg/dl | 0.25 | mmol/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 | µmol/l |
| Corticotropin (ACTH) | pg/ml | 0.22 | pmol/l |
| Cortisol | µg/dl | 27.59 | nmol/l |
| Creatine | mg/dl | 76.26 | µmol/l |
| Creatinine | mg/dl | 88.4 | µmol/l |
| Creatinine clearance | ml/min | 0.0167 | ml/s |
| Ethanol (ethyl alcohol) | mg/dl | 0.217 | mmol/l |
| Ethylene glycol | mg/l | 16.11 | µmol/l |
| Fatty acids | mM | 1.0 | mmol/l |
| Fibrinogen | mg/dl | 0.0294 | µmol/l |
| Fluoride | µg/ml | 52.6 | µmol/l |
| Folate | ng/ml | 2.27 | nmol/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 |
| Glutathione | mg/dl | 0.032 | mmol/l |
| Glycated hemoglobin (HbA1c) | % of total hemoglobin | 0.01 | Proportion of total hemoglobin |
| Growth hormone | ng/ml | 1.0 | µg/l |
| Guanase | nM/ml/min | 1.0 | U/l |
| Haptoglobin | mg/dl | 0.01 | g/l |
| Hemoglobin | mg/dl | 10 | mmol/l |
| High-density lipoprotein (HDL) cholesterol | mg/dl | 0.0259 | mmol/l |
| Histidine | mg/dl | 64.45 | µmol/l |
| Homocysteine | mg/l | 7.397 | 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 |
| Iodine | µg/dl | 0.079 | µmol/l |
| Iron | µg/dl | 0.179 | µmol/l |
| Isoleucine | mg/dl | 76.24 | µmol/l |
| Isopropanol | mg/l | 0.0166 | mmol/l |
| Lactate (lactic acid) | mg/dl | 0.111 | mmol/l |
| Lactate dehydrogenase | units/l | 1 | U/l |
| Leucine | mg/dl | 76.237 | µmol/l |
| Leucine aminopeptidase (Goldbarg-Rutenberg units) | units/ml (Goldbarg-Rutenberg) | 0.24 | U/l |
| Lipase | units/l | 1.0 | U/l |
| Lipids (total) | mg/dl | 0.01 | g/l |
| Lipoprotein (a) | mg/dl | 0.0357 | µmol/l |
| Low-density lipoprotein (LDL) cholesterol | mg/dl | 0.0259 | mmol/l |
| Lysine | mg/dl | 68.5 | µmol/l |
| Magnesium | mg/dl | 0.411 | mmol/l |
| Manganese | ng/ml | 18.2 | nmol/l |
| Methanol | mg/l | 0.0312 | mmol/l |
| 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 |
| Ornithine | mg/dl | 75.67 | µmol/l |
| Osmolality | mOsm/kg | 1.0 | mmol/kg |
| Oxalate | mg/l | 11.1 | µmol/l |
| Oxygen | Hg | 0.133 | kPa |
| Parathyroid hormone | pg/ml | 1.0 | ng/l |
| Phenobarbital | mg/l | 4.31 | µmol/l |
| Phenylalanine | mg/dl | 60.54 | µmol/l |
| Phospholipids | mg/dl | 0.01 | g/l |
| Phosphorus | mg/dl | 0.323 | mmol/l |
| Plasminogen | mg/dl | 0.113 | µmol/l |
| Plasminogen activator inhibitor | mIU/ml | 1.0 | IU/l |
| Potassium | mEq/l | 1.0 | mmol/l |
| Progesterone | ng/ml | 3.18 | nmol/l |
| Prolactin | µg/l | 43.478 | pmol/l |
| Proline | mg/dl | 86.86 | µmol/l |
| Protein, total | g/dl | 10 | g/l |
| Prothrombin | g/l | 13.889 | µmol/l |
| Quinidine | µg/ml | 3.08 | µmol/l |
| Renin | pg/ml | 0.0237 | pmol/l |
| Salicylate | mg/dl | 0.0724 | 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 |
| Somatostatin | pg/ml | 0.611 | pmol/l |
| Taurine | mg/dl | 79.91 | µmol/l |
| Testosterone | ng/dl | 0.0347 | nmol/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 |
| Transferase | U/ml | 0.48 | U/l |
| Transferrin | mg/dl | 0.01 | g/l |
| Triglycerides | mg/dl | 0.0113 | mmol/l |
| Tryptophan | mg/dl | 48.97 | µmol/l |
| Tyrosine | mg/dl | 55.19 | µmol/l |
| Urea clearance | ml/min | 0.0167 | ml/s |
| 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 | µmol/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 |
| Vitamin D (25-Hydroxyvitamin D) | ng/ml | 2.496 | nmol/l |
| Vitamin E | mg/dl | 23.22 | µmol/l |
| Vitamin K | ng/ml | 2.22 | nmol/l |
| Warfarin | µg/ml | 3.247 | µmol/l |
| Zinc | µg/dl | 0.153 | µmol/l |