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-   -   What is ppm?how I do ppm calculate? (https://www.askmehelpdesk.com/showthread.php?t=503310)

  • Aug 30, 2010, 02:49 PM
    selvaa.1549
    What is ppm?how I do ppm calculate?
    What is ppm?how I do ppm calculate?
  • Aug 30, 2010, 03:33 PM
    Stratmando

    Ppm is parts per million, 1 ppm equals 1 millionth of 100%
    http://www.unitconversion.org/concen...onversion.html

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