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| Product Name | QiWei PHS-25 pH Meter (Benchtop Precision) | QiWei PHS-25 pH Meter (Benchtop) |
| Product Price | $127.00 | $133.00 |
| Details | Details | |
| Model comparison | ||
| type | desktop | desktop |
| Measuring range | 0~14PH | 0~14PH |
| precision | ±0.05 | ±0.05 |
| Annex | ||
| Parameter comparison | ||
| PH Measurement Range | 0~14pH | 0~14pH |
| PH Measurement accuracy | ±0.05pH | ±0.05pH |
| resolution | 0.01pH/1mV | pH: 0.01pH/Temperature: +/- 1 ℃ |
| Measurement Range | 0~60℃ | 0~100℃ |
| power supply | Power Adapters, or Power Cords | 9V DC power supply |
| Dimension | 220*200*85mm | 230*200*60mm |
| weight | About 1Kg | About 1.5Kg |
| Standard buffer solution | pH4.00；PH6.86；pH9.18 | |
| mV Measurement accuracy | ±10mV | |
| mV Measurement Range | 0~±1999mV | ±1000mV |
