PPM Converter

Conversion

Parts per million (ppm) ↔ milligrams per liter (mg/L) conversion.

Formula

1 ppm ≈ 1 mg/L (for water)

100 ppm

Inputs
  • Value: 100
  • Convert From: ppm

≈ 100 mg/L

Frequently asked questions

When is ppm used?
Water quality, air quality measurements