Starter Electrode Ohaus pH Electrode ST420

Starter Electrode Ohaus pH Electrode ST420

The Starter Electrode Ohaus pH Electrode ST420 is a high-quality glass electrode engineered to provide reliable and accurate pH measurements in laboratory and industrial environments. With a measurement range of 2.00 to 12.00 pH and a temperature tolerance from 5°C to 90°C, it ensures stable performance across a broad variety of samples. Built with robust glass material, the electrode offers superior sensitivity and chemical resistance, making it suitable for routine testing and analytical work.

Key Features

The ST420 electrode features a 1-meter cable that allows flexible placement and convenient handling during measurements. Its glass shaft construction provides high durability and ensures precise readings even when used with chemically reactive or temperature-sensitive solutions. Although it does not include temperature compensation, the electrode maintains strong response stability and accuracy throughout extended testing periods.

The slim 160 mm × 12 mm design ensures ease of use and compatibility with a wide range of beakers or test setups. It works seamlessly with multiple Ohaus Starter and AquaSearcher meters, such as the AB33M1, ST300, ST400, and AB41PH models, enabling effortless integration into laboratory workflows.

Technical Specifications

• Model: Ohaus Starter ST420 pH Electrode

• Electrode Type: pH

• Measurement Range: 2.00 – 12.00 pH

• Temperature Range: 5°C – 90°C

• Shaft Material: Glass

• Cable Length: 1 m

• Dimensions (L × Ø): 160 mm × 12 mm (6.3 in × 0.47 in)

• Temperature Compensation: Not Applicable

• Temperature Sensor: No

• Compatible Meters: AB33M1, FB2200, ST5000i, AB41PH, ST5000, ST2200, ST300, ST400, AB33PH, AB23PH

Applications

The ST420 electrode is ideal for water testing, environmental analysis, educational laboratories, and chemical quality control. Because it combines high chemical resistance with dependable measurement stability, it performs effectively in applications that involve moderate acidity or alkalinity levels.