What does ppt stand for?

ppt stands for "parts per trillion (1012)"

How to abbreviate "parts per trillion (1012)"?

"parts per trillion (1012)" can be abbreviated as ppt

What is the meaning of ppt abbreviation?

The meaning of ppt abbreviation is "parts per trillion (1012)"

What does ppt mean?

ppt as abbreviation means "parts per trillion (1012)"