Hanna HI1043P Refillable Double Junction pH Electrode
The Hanna HI1043P is a refillable combination pH electrode featuring a double junction design and high-temperature (HT) glass body, engineered for consistent, accurate performance in aggressive and high-conductivity samples. With a durable coaxial cable and BNC + pin connector, this probe is highly compatible with various Hanna instruments. Whether you’re working with paints, seawater, or strong chemical solutions, the HI1043P is designed to deliver long-lasting and precise pH readings.
Key Features
Double Junction Reference System: Enhances chemical resistance by preventing contamination of the internal reference system—especially beneficial when measuring proteins, heavy metals, or TRIS buffers.
Refillable Design: Filled with 3.5M KCl electrolyte, this electrode can be easily maintained over time, providing both cost-effectiveness and stability.
High-Temperature Glass (HT): Suitable for sample temperatures up to 100°C, this glass formulation is resistant to thermal shock and ideal for heated or reactive environments.
Triple Ceramic Junction: Provides a steady electrolyte flow of 40–50 µL/h, resulting in faster stabilization and improved performance in low-conductivity or viscous samples.
Spherical Tip (Ø 9.5 mm): Ensures optimal contact with the sample surface for general-purpose applications across a wide range of industries.
BNC + Pin Connector: Ensures secure and reliable connection to compatible Hanna meters, especially those requiring a matching pin for temperature or grounding functions.
Durable Construction: With a glass-HT body and a 1-meter coaxial cable, the probe is built for regular use in laboratory and field environments.
Technical Specifications
| Specification | Detail |
|---|---|
| Model | HI1043P |
| Electrode Type | Refillable, combination pH electrode |
| Reference System | Double junction, Ag/AgCl |
| Junction Type | Triple ceramic |
| Flow Rate | 40–50 µL/h |
| Electrolyte | 3.5M KCl (refillable) |
| pH Range | 1 to 14 |
| Max Pressure | 0.1 bar |
| Recommended Temp. | 0 to 100°C |
| Glass Type | High Temperature (HT) |
| Tip / Shape | Spheric, Ø 9.5 mm |
| Temperature Sensor | No |
| Amplifier | No |
| Body Material | HT glass |
| Cable Type | Coaxial, 1 meter |
| Connector | BNC + pin |
| Recommended Applications | Paints, seawater, strong acids/bases, high-conductivity solutions, TRIS buffers |
Applications
Paints and Coatings: Suitable for pH measurements in dense, colored, or reactive paint solutions.
Seawater and Brackish Water: Ideal for environmental testing with high-salt or mineral-rich content.
Strong Acids and Bases: Built to handle chemically harsh environments with long-lasting performance.
TRIS Buffer Measurements: Double junction design helps prevent clogging or degradation in protein-rich samples.
High Conductivity Media: Performs well in complex sample matrices, such as industrial effluents or nutrient-rich solutions.
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