524.5 mg/L = 524.5 ppm
| mg/L | ppm |
|---|---|
| 509.5 mg/L | 509.5 |
| 514.5 mg/L | 514.5 |
| 519.5 mg/L | 519.5 |
| 524.5 | 524.5 |
| 529.5 mg/L | 529.5 |
| 534.5 mg/L | 534.5 |
| 539.5 mg/L | 539.5 |
524.5 mg/L = 524.5 ppm
1 ppm = 1 mg/L (aqueous, density ≈ 1 kg/L) · 1 ppb = 0.001 mg/L · 1% = 10,000 ppm