| Model | PH-25P | PH-28P |
| Domain | 0.00～14.00PH | |
| Resolution | 0.1 pH | |
| Accuracy | ±0.2pH | ±0.3pH |
| corrections | 1 pct | 2 pct |
| Power | 3×1.5v (battery AG13） | 4×1.5v (battery AG13） |
| Size | 152×29×15mm | 172×42×24mm |
| Weight | 50g | 90g |
| Automatic temperature compensation | – | 0-60℃ |
Pen type
QUICK OVERVIEW
Product Code: 574
Brand:PH meter
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