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Concentration Converter
All convert tools
Convert between Parts Per Million (PPM), Milligrams per Liter, and Percentage.
Input
Value in PPM (Parts Per Million)
Entering PPM (mg/L for water)
Equivalents
Percentage
0.01
%
Milligrams per Liter
100
mg/L
(Assuming density ≈ 1g/ml)
Parts Per Billion
100,000
ppb
About this calculator
Overview
Concentration measures how much solute is present in a solution. PPM is common for very dilute solutions.
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Fun Facts
"1% = 10,000 PPM."
"1 PPM ≈ 1 mg/L for water."
"PPM is effectively a dimensionless ratio (mg/kg or ml/kl)."