4 PPM to mg/L
Convert 4 ppm (ppm) to mg/l (mg/L) with formulas, examples, and conversion tables.
ppm
mg/L
4 ppm = 4 mg/L
Full precision:4 mg/L
Step-by-Step Solution
To convert 4 ppm to mg/l, we multiply by 1 because one parts per million equals exactly 1 mg/l.
1 parts per million = 1 mg/l
Since each parts per million contains 1 mg/l, we multiply our value by this factor:
4 × 1 = 4 mg/l
So 4 ppm = 4 mg/l.
Quick check: 4 ÷ 1 = 4 ppm
ppm to mg/L Conversion Table
| ppm | mg/L |
|---|---|
| 1 ppm | 1 mg/L |
| 2 ppm | 2 mg/L |
| 3 ppm | 3 mg/L |
| 4 ppm | 4 mg/L |
| 5 ppm | 5 mg/L |
| 10 ppm | 10 mg/L |
| 20 ppm | 20 mg/L |
| 50 ppm | 50 mg/L |
| 100 ppm | 100 mg/L |
4 ppm in Other Units
| Unit | 4 ppm = |
|---|---|
| PPM to PPB | 4000 ppb |
| ppm to ppt | 4000000 ppt |
| PPM to Percent | 0.0004 % |
| ppm to Per Mille | 0.004 ‰ |
| PPM to mg/L | 4 mg/L |
| ppm to g/L | 0.004 g/L |
| ppm to μg/L | 4000 μg/L |
| ppm to mg/m³ | 4000 mg/m³ |