Enter the ppm into the Calculator. The calculator will evaluate the mg/L from PPM. 

mg/L from PPM Formula

mg/L = .9988590004*ppm


  • mg/L is the mg/L from PPM ()
  • ppm is the parts per million

To calculate mg/L from PPM, multiply the ppm by .9988590004.

How to Calculate mg/L from PPM?

The following steps outline how to calculate the mg/L from PPM.

  1. First, determine the ppm. 
  2. Next, gather the formula from above = mg/L = .9988590004*ppm.
  3. Finally, calculate the mg/L from PPM.
  4. After inserting the variables and calculating the result, check your answer with the calculator above.

Example Problem : 

Use the following variables as an example problem to test your knowledge.

ppm = 185