240.5 mg/L = 240.5 ppm
| mg/L | ppm |
|---|---|
| 225.5 mg/L | 225.5 |
| 230.5 mg/L | 230.5 |
| 235.5 mg/L | 235.5 |
| 240.5 | 240.5 |
| 245.5 mg/L | 245.5 |
| 250.5 mg/L | 250.5 |
| 255.5 mg/L | 255.5 |
240.5 mg/L = 240.5 ppm
1 ppm = 1 mg/L (aqueous, density ≈ 1 kg/L) · 1 ppb = 0.001 mg/L · 1% = 10,000 ppm