What is the calculation for converting from mg/L to ppm?

Document ID

Document ID TE779

Version

Version 3.0

Status

Status Published

Published Date

Published Date 11/06/2018
Question
What is the calculation for converting from mg/L to ppm?
Summary
Convert mg/L to parts per million (ppm)
Answer
1 mg/L = 1 parts per million (ppm) for dilute aqueous solutions. For example, a chlorine concentration of 1.8 mg/L chlorine is equivalent to 1.8 ppm chlorine.

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