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| Product Name | QiWei PHS-25B pH Meter (Benchtop microcomputer rechargeable) | FZchina PHS-25 Economical acidity Meter |
| Product Price | In coming | $233.00 |
| Details | Details | |
| Model comparison | ||
| type | desktop | desktop |
| Measuring range | 0~14PH | 0~14PH |
| precision | ±0.05 | ±0.01 |
| Annex | ||
| Parameter comparison | ||
| Measurement Range | pH: 0~ 14pH; mV: +/- 1000mV; Temperature: 0~ 100℃ | |
| Measurement accuracy | pH: 0.05pH, Temperature: +/- 1 ℃ | |
| resolution | pH: 0.01pH; Temperature: +/- 1 ℃ | |
| temperature compensation | 0-100℃ manual compensation | |
| Storage record | without | |
| Ambient Temperature | 0~40℃ | |
| relative humidity | ＜85% | |
| Power supply | 9V DC power supply | |
| Input Impedance | ＞1x10¹²Ω | ≥1*10¹²Ω |
| Zero drift | ≤ 0.01 pH +/- 1 word/2 hours | |
| Solution temperature compensation Range | 5~60℃ | |
| Dimension | 230 * 200 * 60mm (length * width * height) | |
| weight | About 1.5kg | |
| basic configuration | E201-C Plastic Shell PH Composite Electrode (suitable for solution temperature measurement in the Range of 5-60 ° C); PH standard calibrated sample; Power Adapter | |
