Hanna HI1292D pH Electrode for Direct Soil Measurement
The Hanna HI1292D pH Electrode for Direct Soil Measurementis a specialized glass-body pH electrode designed for direct pH measurement in soil and soil solutions. With its conical tip and triple ceramic junction, this electrode delivers fast, stable, and accurate results, even in semi-solid and low-moisture media. It is ideal for environmental monitoring, agriculture, and laboratory soil testing.
Key Features
Optimized for Soil Testing: Conic 12 x 12 mm glass tip allows direct insertion into moist soil and soil slurries without sample preparation.
Triple Ceramic Junction: Provides a higher electrolyte flow (40–50 μL/h), maintaining stable readings in low conductivity samples like soil.
Built-In Temperature Sensor: Automatically compensates for temperature variations to ensure accurate pH readings.
Amplified Signal Output: Improves stability and minimizes electrical interference—especially beneficial in field conditions.
Durable Glass Body: Offers excellent chemical resistance and performance consistency over time.
7-Pin DIN Connector: Compatible with Hanna meters that support multi-pin DIN connections for simultaneous pH and temperature data transmission.
Technical Specifications
| Parameter | Details |
|---|---|
| Electrode Type | pH Electrode for Soil |
| Reference System | Single, Ag/AgCl |
| Junction Type | Ceramic, triple (40–50 μL/h flow rate) |
| Electrolyte | 3.5M KCl + AgCl |
| pH Range | 0 to 12 |
| Operating Temperature Range | -5 to 70°C |
| Tip Shape | Conic (12 x 12 mm) |
| Body Material | Glass |
| Maximum Pressure | 0.1 bar |
| Temperature Sensor | Yes |
| Amplifier | Yes |
| Cable Type | 7-pole; 1 meter (3.3 feet) |
| Connector Type | 7-pin DIN |
Recommended Applications
Soil pH Testing: Direct measurement in natural soil, agricultural fields, potted plants, and greenhouses.
Soil Solution Analysis: Ideal for analyzing soil suspensions or leachates in research and laboratory settings.
Environmental Monitoring: Useful for field studies in land management and remediation efforts.
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