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| Product Name | QiWei PHS-3E pH Meter (Benchtop) | Yoke PHS-3E Digital acidity Meter |
| Product Price | $211.00 | In coming |
| Details | Details | |
| Model comparison | ||
| type | desktop | desktop |
| Measuring range | Miscellaneous | -2~20PH |
| precision | ±0.01 Miscellaneous | ±0.01 |
| Annex | ||
| Parameter comparison | ||
| PH Measurement Range | -2~18pH | -2.00~18.00 pH |
| PH Measurement accuracy | ±0.01/0.1pH | +/- 0.01pH +/- 1 word |
| resolution | pH: 0.01pH/Temperature: +/- 1 ℃ | |
| Measurement Range | 0~100℃ | 0~100℃ |
| Measurement accuracy | ±1℃ | +/- 0.3 ℃ +/- 1 word |
| Stability (zero drift) | ≤ 0.01pH +/- 1 word/2h | +/- 0.01pH +/- 1 word/3h |
| Data storage | Data storage function | |
| power supply | 9V DC power supply | |
| Dimension | 230*200*60mm | 300*220*90mm |
| weight | About 1.5Kg | 1.5 kg |
| Standard Electrode Reagent | E201-C-L Glass PH Composite Electrode (suitable for solution temperature measurement in the Range of 0-100 ° C); Temperature Electrode (only suitable for solution use in 0-65 ° C); PH Buffer; Power Adapter | |
| Permissible Ambient Temperature | 0~40℃ | |
| Allowable relative humidity | <85% | |
| Input Impedance | >1x1012Ω | 1*10¹² Ω |
| Solution temperature compensation Range | 5~60℃ | |
| Temperature compensation method | Automatic/manual | |
| mV Measurement Range | ±1000mV | -1999~1999 mV |
