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The units of parts per million ppm and parts per billion ppb are commonly used by environmental chemists. In general I ppm means 1 part of solute for every 10 6 parts of solution. Mathematically Very well made.
ppm ppb conversion to molarity Very well made.
The units of parts per million ppm and parts per billion ppb are commonly used by environmental chemists. In general 1 ppm means 1 part of solute for every 10 6 parts of solution. Mathematically Very well made.
how many ppb are there in 1 ppm does the system of units affect your answer does it make any difference if the material for which the ppb are measured is a Very well made.
Understanding ppm vs. ppb vs. percent what do the terms parts per million and parts per billion mean Very well made.