719.5 mg/L = 719.5 ppm
| mg/L | ppm |
|---|---|
| 704.5 mg/L | 704.5 |
| 709.5 mg/L | 709.5 |
| 714.5 mg/L | 714.5 |
| 719.5 | 719.5 |
| 724.5 mg/L | 724.5 |
| 729.5 mg/L | 729.5 |
| 734.5 mg/L | 734.5 |
719.5 mg/L = 719.5 ppm
1 ppm = 1 mg/L (aqueous, density ≈ 1 kg/L) · 1 ppb = 0.001 mg/L · 1% = 10,000 ppm