748.5 mg/L = 748.5 ppm
| mg/L | ppm |
|---|---|
| 733.5 mg/L | 733.5 |
| 738.5 mg/L | 738.5 |
| 743.5 mg/L | 743.5 |
| 748.5 | 748.5 |
| 753.5 mg/L | 753.5 |
| 758.5 mg/L | 758.5 |
| 763.5 mg/L | 763.5 |
748.5 mg/L = 748.5 ppm
1 ppm = 1 mg/L (aqueous, density ≈ 1 kg/L) · 1 ppb = 0.001 mg/L · 1% = 10,000 ppm