Mg/Kg to PPM Converter

Convert between mg/kg, PPM, PPB, PPT, g/kg, µg/kg, percentage, and more. Instantly see your value in every common concentration unit.

Enter the concentration value
Unit of your input value
Unit you want to convert to
➕ Calculate total substance amount (optional)
e.g. mass of soil, food, or liquid sample
Unit of the total mass or volume
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📊 Full Conversion Table
⚖️ Total Substance Amount
📖 When Is mg/kg Used?
Note: 1 mg/kg = 1 PPM exactly for mass/mass concentrations. mg/L ≈ PPM in dilute aqueous solutions (water density ≈ 1 kg/L). All conversions assume a mass/mass (w/w) basis unless noted.
Mg/Kg to PPM Converter