C. Sörensen
-1 -1
Borax (0,05 mol.l ) a HCl (0,1 mol.l )
+-----------------------+-------------------------------------------------+
| Složení | pH |
+-----------+-----------+----------+--------------------------------------+
| ml boraxu | ml HCl | Sörensen | Walbum |
+-----------+-----------+ 18 °C +------------+------------+------------+
| | | | 10 °C | 40 °C | 70 °C |
+-----------+-----------+----------+------------+------------+------------+
| 8,0 | 2,0 | 8,91 | 8,96 | 8,77 | 8,59 |
| | | | | | |
| 8,5 | 1,5 | 9,01 | 9,06 | 8,86 | 8,67 |
| | | | | | |
| 9,0 | 1,0 | 9,09 | 9,14 | 8,94 | 8,74 |
| | | | | | |
| 9,5 | 0,5 | 9,17 | 9,22 | 9,01 | 8,80 |
| | | | | | |
| 10,0 | 0,0 | 9,24 | 9,30 | 9,08 | 8,86 |
+-----------+-----------+----------+------------+------------+------------+
-1 -1
Borax (0,05 mol.l ) a NaOH (0,1 mol.l )
+-----------------------+-------------------------------------------------+
| Složení | pH |
+-----------+-----------+----------+--------------------------------------+
| ml boraxu | ml HCl | Sörensen | Walbum |
+-----------+-----------+ 18 °C +------------+------------+------------+
| | | | 10 °C | 40 °C | 70 °C |
+-----------+-----------+----------+------------+------------+------------+
| 10,0 | 0,0 | 9,24 | 9,30 | 9,08 | 8,86 |
| | | | | | |
| 9,0 | 1,0 | 9,36 | 9,42 | 9,18 | 8,94 |
| | | | | | |
| 8,0 | 2,0 | 9,50 | 9,57 | 9,30 | 9,02 |
| | | | | | |
| 7,0 | 3,0 | 9,68 | 9,76 | 9,44 | 9,12 |
+-----------+-----------+----------+------------+------------+------------+