|
|
|
|
|
Parts-per notation
In science and engineering, the parts-per notation is a set of pseudo units to describe small values of miscellaneous dimensionless quantities, e.g. mole fraction or mass fraction. Commonly used are ppm (parts-per-million, 10–6), ppb (parts-per-billion, 10–9), ppt (parts-per-trillion, 10–12) and ppq (parts-per-quadrillion, 10-15).
|
|
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
aj31p5k0wfLA7JXy