250 ppt to Per Mille
Convert 250 ppt (ppt) to per mille (‰) with formulas, examples, and conversion tables.
ppt
‰
250 ppt (ppt) = 2.5e-7 per mille (‰)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 per mille = 1e9 ppt
2Divide the value by the conversion factor:
250 ÷ 1e9 = 2.5e-7
3Result:
250 ppt (ppt) = 2.5e-7 per mille (‰)
ppt to Per Mille Conversion Table
| ppt | Per Mille |
|---|---|
| 1 ppt | 1e-9 ‰ |
| 2 ppt | 2e-9 ‰ |
| 3 ppt | 3e-9 ‰ |
| 4 ppt | 4e-9 ‰ |
| 5 ppt | 5e-9 ‰ |
| 10 ppt | 1e-8 ‰ |
| 20 ppt | 2e-8 ‰ |
| 50 ppt | 5e-8 ‰ |
| 100 ppt | 1e-7 ‰ |
| 250 ppt | 2.5e-7 ‰ |
250 ppt in Other Units
| Unit | 250 ppt = |
|---|---|
| ppt to ppm | 0.00025 ppm |
| ppt to ppb | 0.25 ppb |
| ppt to Percent | 2.5e-8 % |
| ppt to Per Mille | 2.5e-7 ‰ |
| ppt to mg/L | 0.00025 mg/L |
| ppt to g/L | 2.5e-7 g/L |
| ppt to μg/L | 0.25 μg/L |
| ppt to mg/m³ | 0.25 mg/m³ |