nanogram
IPA: nˈɑnoʊgræm
noun
- (metrology) An SI unit of mass equal to 10⁻⁹ grams. Symbol: ng
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Examples of "nanogram" in Sentences
- KOBILINSKY: A nanogram is a billionth of a gram of DNA.
- Another type as well called a nanogram strength product.
- They are measured by a unit known as the nanogram, which is one billionth of a gram.
- Petacchi had a TUE that allowed him to have levels of salbutamol of 1000 nanograms a nanogram is a billionth of a gram per milliliter of urine.
- Petacchi had a TUE that allowed him to have levels of salbutamol of 1000 nanograms (a nanogram is a billionth of a gram) per milliliter of urine.
- The levels are extremely low, less than a nanogram per gram of fish tissue (a nanogram is a billionth of a gram, and a gram is 1 / 28th of an ounce).
- Between 1978 and 1991, the estimated daily intake of PCBs in adults from dietary sources declined from about 1.9 nanograms (a nanogram is a billionth part of a gram) to less than 0.7 nanograms.
- In cases where DDT has been detected in air, it is associated with air masses coming from regions where DDT is still used or from the evaporated DDT from contaminated water or soil. p, p'-DDT and p, p'-DDE concentrations measured in air in the Great Lakes region in 1990 reached maximum levels of 0.035 and 0.119 nanograms (a nanogram is a billionth of a gram) of chemical per cubic meter of air (ng/m3), respectively.
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