472.5 mg/L = 472.5 ppm
| mg/L | ppm |
|---|---|
| 457.5 mg/L | 457.5 |
| 462.5 mg/L | 462.5 |
| 467.5 mg/L | 467.5 |
| 472.5 | 472.5 |
| 477.5 mg/L | 477.5 |
| 482.5 mg/L | 482.5 |
| 487.5 mg/L | 487.5 |
472.5 mg/L = 472.5 ppm
1 ppm = 1 mg/L (aqueous, density ≈ 1 kg/L) · 1 ppb = 0.001 mg/L · 1% = 10,000 ppm