The Apera Instruments 201-C Combination pH Electrode is an economical, reliable sensor designed for general water solution pH measurement in scientific research, environmental monitoring, hydroponics, and quality control applications.
Featuring Apera's proprietary low-impedance lithium glass membrane and a single ceramic junction with gel KCl electrolyte, the 201-C requires no electrolyte refilling. A detachable probe storage cap keeps the sensor hydrated between uses.
Specifications
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pH Range: 0 to 13 pH
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Temperature Range: 0–60°C (32–140°F)
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Housing: Polycarbonate
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Junction: Single Ceramic
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Reference Electrode: Ag/AgCl
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Electrolyte: Gel KCl (no refilling required)
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Connector: BNC
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Cable Length: 3 ft
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Dimensions: ø12 × 160 mm
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Temperature Sensor: Not built-in (manual input or separate probe required for ATC)
Compatibility
Compatible with any pH meter using a BNC connector. Not suitable for deionized or distilled water, strong acids or bases, highly corrosive liquids, or continuous high-temperature testing.
What's Included
- Apera 201-C Combination pH Electrode
- Detachable probe storage cap
Warranty: 6-month warranty fulfilled by Apera Instruments.
