by robertR0931 » Thu Aug 02, 2012 8:00 pm
The conversion for PPM are as follows:
1 Part Per Million (ppm)
= 1 milligram per liter (mg/L)
= 1 milligram per kilogram (mg/kg)
= 1 microgram per gram (µg/g)
= 0.0001 percent (%)
= 0.013 fluid ounces per 100 gallon water
I hope this is what you were looking for