Abbreviations used in this Laboratory Handbook

dL = deciliters mIu = milli international units
fL or fl = femtoliter mL = milliliters
g = grams mm3 = cubic milliliters
hr = hour mmol = millimoles
IU = international units mOsm = milliosmoles
kg = kilograms Neg = negative
L = liters ng = nanograms
mcg or μg = micrograms pg = picograms
mcl or μL = microliters pos = positive
mcmol or μmol = micromoles sec = seconds
mEq = milliequivalents TAT = turn around time
mg = milligrams U = units
min = minutes