Description
Product Overview
The Hanna Instruments HI98318 GroLine is a waterproof EC/TDS pocket tester intended for checking hydroponic nutrient solutions. Official information identifies graphite sensors, automatic temperature compensation, one-point calibration, and selectable EC-to-TDS conversion factors.
Key Features
- EC range from 0.00 to 6.00 mS/cm.
- 0.01 mS/cm EC resolution and ±2% full-scale EC accuracy.
- Graphite sensor reduces polarization effects.
- Automatic temperature compensation from 0 to 50 °C.
- Selectable 0.5 and 0.7 EC-to-TDS conversion factors.
Typical Applications
- Hydroponic nutrient solution monitoring.
- Greenhouse and horticulture EC/TDS checks.
- Routine fertilizer concentration verification.
- Portable water conductivity screening.
Technical Information
| Brand | Hanna Instruments |
|---|---|
| Model | HI98318 |
| Product Type | Waterproof EC/TDS tester |
| EC Range | 0.00 to 6.00 mS/cm |
| EC Resolution | 0.01 mS/cm |
| EC Accuracy | ±2% full scale |
| EC Calibration | Automatic, single point |
| Temperature Compensation | Automatic from 0 to 50 °C |
| EC to TDS Conversion Factor | 0.5 or 0.7 selectable |
| Battery Life | Approximately 250 hours of continuous use |
Package and Ordering Information
Package contents and ordering information should be confirmed according to the official supplier documentation.
Notes Before Purchase
- Please confirm the exact model, configuration, and accessories before ordering.
- Technical specifications may vary depending on version, region, or package configuration.





