| | | | | | | | 75% | | | | | | | | | | 2 30 | | | | | | | | | 1. 75% | 500mg/L | 30 | 2 | 2. 75% | 500mg/L | 30 | 2 | 3. 500mg/L | 30 | 3. | 500mg/L 30 | 2 | | 4. 75% | 500mg/L 30 | | 2 | 5. 1000mg/L | 30 2 | 6. 75% | | 500mg/L | 30 | 2 | | 75% | | | | 500mg/L | 30 | 2 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |