Sentence examples for billionth of a gram from inspiring English sources

A nanogram is a billionth of a gram.

The sensors can register as little as a nanogram, or one billionth of a gram.

The age of a geologic sample is measured on as little as a billionth of a gram of daughter isotopes.

Scientists then use a color-coded system to determine the amount of DNA present, remove less than one billionth of a gram of DNA, and use a technique known as polymerase chain reaction to produce more purified DNA.

The explosive detector at the San Francisco airport, called the Item iser, detects seven kinds of explosive residue at a level of less than a billionth of a gram, officials said.

Some states have no set limit of THC in the body for drivers, while others set a limit of 0 or 5 nanograms (a billionth of a gram) per milliliter of blood.

The machines take 17 seconds to check a passenger and can analyze particles as small as one-billionth of a gram.

The yellow colour imparted to a flame by sodium is visible if the sample being ignited has as little as one-billionth of a gram of sodium.

In addition, they have had to develop special techniques with which to dissolve these highly refractory minerals without contaminating the small amount (about one-billionth of a gram) of contained lead and uranium on which the age must be calculated.

A microgram is one millionth of a gram; a milligram is one thousandth of a gram.

(A microgram is one-millionth of a gram).