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| Product Name | QiWei PHS-3C pH Meter (Benchtop) | FZchina PHS-3C+ Economical acidity Meter |
| Product Price | $138.00 | $422.00 |
| Details | Details | |
| Model comparison | ||
| type | desktop | desktop |
| Measuring range | 0~14PH | 0~14PH |
| precision | ±0.01 | ±0.01 |
| Annex | ||
| Parameter comparison | ||
| Measurement parameter | PH value | |
| PH Measurement Range | 0~14pH | |
| Measurement accuracy of pH | ±0.01pH | |
| resolution | pH: 0.01pH/Temperature: +/- 1 ℃ | |
| Measurement Range | 0~100℃ | -5.0~135.0℃ |
| Stability (zero drift) | ≤ 0.01pH +/- 1 word/2h | |
| Input Impedance | ＞1x1012Ω | ≥1*10¹²Ω |
| Data storage | without | |
| power supply | 9V DC power supply | Universal power supply (DC9V 300mA, internal positive and external negative) |
| Dimension | 230*200*60mm | |
| weight | About 1.5Kg | |
| Standard Electrode Reagent | 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 | |
| Permissible Ambient Temperature | 0~40℃ | |
| Allowable relative humidity | <85% | |
| Solution temperature compensation Range | 5~60℃ | |
| Measurement accuracy | ±1℃ | |
| mV Measurement Range | ±1000mV | |
| Temperature compensation method | manual | |
