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美國OAKTON PH標定液、ORP標定液
| | PH值 | 訂貨號（500ml/瓶） |
| 1.68 | 00654-01 | |
| 4.01 | 00654-00 | |
| 6.86 | 00654-03 | |
| 7.00 | 00654-04 | |
| 9.18 | 00654-07 | |
| 10.00 | 00654-08 | |
| 12.45 | 00654-12 | |
| | ORP 標定液（訂貨號：05730-55） These stable, ready-to-use standards require no mixing and contain no organics or hazardous chemicals—use straight out of the bottle. Use these standards as your relative mV standard and calibrate the offset of your sample. Redox potential values are 215 mV for Ag/AgCl reference electrodes and 420 mV for standard hydrogen reference electrodes. | |
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