Used primarily in the metric system, this prefix denotes a factor of 10â9 or 0.000000001. It is frequently encountered in science and electronics for prefixing units of time and length, such as 29 nanoseconds, 100 nanometres or in the case of electrical capacitance, 100 nanofarads.ano- (pref.). A prefix meaning one-billionth; as, a nanogram is one-thousandth of a microgram. nano- (pref.). Very small; submicroscopic; -- used to designate sizes smaller than those that would be referred to as micro-; as, nanoscale manipulations.
The normal range of estrogen varies depending upon the patient's age. Typically a women aged 20 to 29 will have an average level of 149 pg/ml (pictograms per milliliter). A female aged 30 to 39 will average a level of 210 pg/ml.
previously the normal tsh levels ranged from between 0 5 to 5 5 currently the tsh reference scale has been revised to the new standard range and the specified normal tsh level ranges from between 0 3 to 3 3he commonly preferred range of thyroid stimulating hormone tsh at most labs can be from 0 5 to 5 5 however some experts follow the recently updated reference range of 0 3 to 3 0