|
|
|
|
|
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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
NC4Zhz4E7nPu1X87