PPM has various meanings in the The Finance and Administrative Services category. Discover the full forms, definitions, and usage contexts of PPM in The Finance and Administrative Services.
Parts per million is a value that represents the part of a whole number in units of 1/1000000. Parts per million is dimensionless quantity, a ratio of 2 quantities of the same unit. For example: mg/kg. One ppm is equal to 1/1000000 of the whole.
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