Hanna HI12943 GroLine Direct Soil and Soiless Media
The Hanna HI12943 GroLine Direct Soil and Soiless Media is a specialized glass-body pH electrode designed for direct pH measurement in soil and soilless growing media. With a conical tip, triple ceramic junction, and integrated temperature sensor, it provides accurate and stable measurements for growers, agronomists, and environmental professionals working with hydroponic systems, greenhouses, and field applications.
Key Features
Optimized for Soil and Soilless Media: Conical tip (12 × 12 mm) allows easy penetration into soil, coco coir, peat, and rockwool without requiring a soil slurry.
Triple Ceramic Junction: Offers enhanced electrolyte flow (40–50 µL/h), enabling faster, more stable readings even in semi-solid or low-moisture media.
Built-In Temperature Sensor: Ensures accurate temperature-compensated pH readings, especially in fluctuating environmental conditions.
Amplified Signal: Reduces electrical noise and enhances measurement stability, ideal for greenhouse and field environments.
Quick Connect DIN Connector: Allows for secure and easy connection to compatible GroLine portable meters.
Durable Glass Body: Provides chemical resistance and long-term reliability in high-fertility environments.
Technical Specifications
| Parameter | Details |
|---|---|
| Electrode Type | pH Electrode |
| Application | Direct soil and soilless media |
| Reference Type | 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 × 12 mm) |
| Body Material | Glass |
| Maximum Pressure | 0.1 bar |
| Temperature Sensor | Yes |
| Amplifier | Yes |
| Cable Type | 7-pole; 1 meter |
| Connector Type | Quick Connect DIN |
Applications
Greenhouse and Hydroponic Systems: Ideal for measuring pH directly in growing media like rockwool, coco peat, or nutrient-rich soil.
Field Soil Testing: Suitable for agronomic and environmental fieldwork requiring fast, accurate, and stable pH readings.
Professional Cultivation: Designed for growers who require reliable data to optimize nutrient uptake and plant health.
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