|
|
|
|
|
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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
um03U5ZkPLzLKYgZ