372.5 mg/L = 372.5 ppm
| mg/L | ppm |
|---|---|
| 357.5 mg/L | 357.5 |
| 362.5 mg/L | 362.5 |
| 367.5 mg/L | 367.5 |
| 372.5 | 372.5 |
| 377.5 mg/L | 377.5 |
| 382.5 mg/L | 382.5 |
| 387.5 mg/L | 387.5 |
372.5 mg/L = 372.5 ppm
1 ppm = 1 mg/L (aqueous, density ≈ 1 kg/L) · 1 ppb = 0.001 mg/L · 1% = 10,000 ppm