BECKMAN COULTER 4990-80 Glass Electrode

( Brand: Beckman Coulter ), ( Manufacturer Part Number: 4990-80 ), ( Model: BECKMAN 4990-80 ), ( Part Type: Electrode )

Review BECKMAN COULTER Vintage Glass Electrode

The Beckman Coulter 4990-80 Glass Electrode is a high-performance, versatile pH and Ion Selective Electrode designed for laboratory applications that demand precise and accurate results. This electrode is part of Beckman Coulter's extensive line of analytical instruments, known for their reliability and robustness.

The 4990-80 Glass Electrode features a high-quality, borosilicate glass bulb that provides excellent sensitivity and stability. The bulb is filled with a high-quality, stable buffer solution that ensures consistent and accurate readings over an extended period. The electrode's tip is finely polished to ensure a large, stable measuring surface, which minimizes the risk of contamination and maximizes the contact area with the sample.

The electrode is compatible with a wide range of sample types, including aqueous solutions, buffers, and electrolytes. The 4990-80 Glass Electrode can be used for pH measurements in the range of 0.01 to 14.0 units, making it suitable for applications in various industries, such as pharmaceuticals, food and beverage, water and wastewater, and environmental testing.

Moreover, the 4990-80 Glass Electrode is equipped with a reference electrode that ensures accurate and reliable measurement results by compensating for potential differences between the sample and the electrode. The reference electrode is also filled with a stable buffer solution to maintain its performance over time.

The electrode is easy to use and maintain, with a simple and intuitive design. It can be used with various instrumentation systems, including the Beckman Coulter D2100 and D25 pH Meters, making it a versatile and valuable addition to any laboratory. The electrode comes with a protective sheath that shields the sensitive bulb from contamination when not in use.

Overall, the Beckman Coulter 4990-80 Glass Electrode is an excellent choice for laboratories that demand precise and accurate pH and ion selective measurements. Its high-quality construction, compatibility with various sample types, and ease of use make it a valuable tool for researchers, scientists, and quality control personnel in a wide range of industries.

Pros and Cons of Buying a Beckman Coulter 4990-80 Glass Electrode

The Beckman Coulter 4990-80 Glass Electrode is a popular choice for pH measurement in various industries, including pharmaceuticals, food and beverage, and water treatment. Here are some pros and cons of investing in this electrode:

1. High Precision: The Beckman Coulter 4990-80 Glass Electrode offers high precision and accuracy, ensuring reliable pH measurements.

2. Robust Design: Its robust design makes it suitable for use in harsh environments, withstanding temperatures between 0 C and 50 C and pH levels between 0 and 14.

3. Long-lasting: With proper maintenance, the glass electrode can last for several years, making it a cost-effective investment.

4. Versatile: The Beckman Coulter 4990-80 Glass Electrode can be used in various applications such as process control, research, and quality control, making it a versatile tool.

1. Fragile: Glass electrodes, including the Beckman Coulter 4990-80, are sensitive and fragile. They require careful handling to avoid damage and ensure accurate readings.

2. Calibration: Regular calibration is necessary for maintaining the accuracy of the electrode. Calibration solutions and the process itself can be time-consuming and costly.

3. Drift: Over time, the electrode may experience pH drift, requiring more frequent calibration or replacement.

4. Cost: The initial investment for a Beckman Coulter 4990-80 Glass Electrode can be relatively high compared to other pH measurement options.

The Beckman Coulter 4990-80 Glass Electrode offers high precision, robust design, and long-lasting performance, making it a valuable investment for industries that require accurate pH measurements. However, its fragile nature, the need for regular calibration, and the initial high cost are important considerations.

If you are in an industry that requires reliable, accurate, and consistent pH measurements, the Beckman Coulter 4990-80 Glass Electrode is a solid choice. However, it is crucial to consider the potential costs associated with handling, calibration, and replacement. If your budget or application necessitate alternative options, consider exploring other pH measurement technologies, such as pH sensors or colorimetric methods.

Details:

The Vintage Beckman 4990-80 Glass Electrode is a high-quality medical and lab equipment product from the reputable brand Coulter. This specific model is known for its precision and reliability in measuring electrical conductance various scientific experiments medical applications.

part #: 499080 price

• $27.00

specifications labequipi:

• brand: Beckman Coulter
• mpn: 4990-80
• model: Beckman 4990-80
• part type: Electrode

payments labequipi:

• other
• credit card: Diners-club
• wallet: Apple-pay

shipping labequipi:

• cost: $3.00
• service: USPS Priority Mail
• class: Expedited
• carrier: USPS
• transit: 4-9 Days
• type: Fixed

returns labequipi:

• method: Money back
• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

offer labequipi:

• sold: 0
• started: May 3, 2026
• quantity: 1
• availability: In Stock
• best offers: True
• options: Ship-to-home

general labequipi:

• Healthcare, Lab Dental > Medical Lab Equipment, Devices > Other Medical Lab Equipment
• condition: Used

seller labequipi:

• rating: 99.1%
• # reviews: 4788
• city: Brush Creek, Tennessee

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