4 ppm to Per Mille
Convert 4 ppm (ppm) to per mille (‰) with formulas, examples, and conversion tables.
ppm
‰
4 ppm = 0.004 ‰
Full precision:0.004 ‰
Step-by-Step Solution
To convert 4 ppm to per mille, we divide by 1000 because one per mille equals exactly 1000 ppm.
1 per mille = 1000 ppm
Since there are 1000 ppm in every per mille, we divide our value by this factor:
4 ÷ 1000 = 0.004 per mille
So 4 ppm = 0.004 per mille.
Quick check: 0.004 × 1000 = 4 ppm
ppm to Per Mille Conversion Table
| ppm | Per Mille |
|---|---|
| 1 ppm | 0.001 ‰ |
| 2 ppm | 0.002 ‰ |
| 3 ppm | 0.003 ‰ |
| 4 ppm | 0.004 ‰ |
| 5 ppm | 0.005 ‰ |
| 10 ppm | 0.01 ‰ |
| 20 ppm | 0.02 ‰ |
| 50 ppm | 0.05 ‰ |
| 100 ppm | 0.1 ‰ |
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 |