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Hanna HI 1143B Refillable Double-Junction Combination Glass pH Electrode with BNC Connector

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MPN
HI 1143B
Condition Description
BRAND NEW - 1 YEAR MANUFACTURER'S WARRANTY
Country/region of manufacture
Romania
All 5 specifications
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Specifications 5

Brands
Hanna Instruments
New/Used
New
MPN
HI 1143B
Condition Description
BRAND NEW - 1 YEAR MANUFACTURER'S WARRANTY
Country/region of manufacture
Romania

New

Product description

Refillable double-junction combination pH electrode for fluoride-rich samples, BNC connector, glass body, hydrofluoric acid resistant.

The Hanna HI 1143B is a highly specialized refillable combination pH electrode featuring a double-junction design and a durable glass body, engineered specifically for accurate pH measurements in challenging chemical environments containing hydrofluoric acid (up to 2 g/L at pH 2, temperature below 60°C).

Key technical features include:

  • BNC connector for reliable and easy electrical connection to pH meters.
  • A single ceramic junction optimized to withstand fluoride ions and minimize electrode poisoning.
  • Fluoride-resistant glass membrane, ideal for continuous monitoring of aggressive samples such as plating baths and etching solutions commonly encountered in industrial biotechnology and materials science laboratories.

This electrode is essential for researchers engaged in biotechnology applications involving corrosive chemical processes, molecular diagnostics, or biomanufacturing workflows requiring precise pH control in fluoride-containing solutions. Its refillable design enhances longevity and reduces operational costs in bioprocessing environments.

Widely adopted in environments where fluoride ion interference must be minimized, the Hanna HI 1143B stands as a critical tool in synthetic biology research and clinical diagnostics laboratories focused on aggressive sample analysis.

For ordering or inquiries about alternative electrode types suited for diverse analytical needs, contact the supplier directly.

This electrode supports accurate and stable pH measurement imperative for maintaining optimal conditions in biomedical engineering and industrial biotechnology processes involving fluoride chemistry.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Often, yes. Verified suppliers frequently work with service partners converting the instrument. If applicable, we can list servicing options alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Can't find the exact configuration?

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Last updated 11 November 2026