Let’s Dive into Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP
The Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP is a specialized tool designed for accurate and reliable pH measurements, particularly in challenging environments. This electrode, manufactured by Thermo Fisher Scientific, boasts a unique Sure-Flow junction, a durable epoxy body, and the renowned ROSS internal reference system, promising stable readings and extended lifespan. It’s a hefty investment at $949.99, so the stakes are high for performance and longevity.
My work often takes me to remote field locations where soil and water pH are crucial data points for environmental impact assessments. I needed a pH electrode that could withstand the rigors of field use, provide quick and accurate readings in varied soil types, and resist clogging – a common issue with many standard electrodes. The Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP seemed to tick all those boxes.
Unboxing the electrode, my first impression was that of solid, professional-grade equipment. The epoxy body felt robust, and the removable protective sleeve/bulb guard provided an extra layer of confidence. It wasn’t lightweight, but the heft suggested quality materials and construction.
I’ve used other combination pH electrodes in the past, like the Hanna Instruments HI1230B and the Apera Instruments AI311. The Hanna is generally reliable but struggles with viscous samples, and the Apera, while affordable, lacks the robustness needed for harsh environments. I chose the Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP hoping for superior performance in both challenging samples and demanding field conditions.
Initially, I was cautiously optimistic. The price tag created high expectations, and I was eager to see if it lived up to the hype. Its rugged design and the promise of the Sure-Flow junction had me hopeful that it would outperform the competition.
Real-World Testing: Putting Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP to the Test
First Use Experience
My first field test took place at a former industrial site known for its heavily contaminated soils. The soil samples were a mixture of clay, silt, and various unknown chemicals, notorious for clogging standard pH electrodes. I tested the Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP alongside my trusty backup, the Hanna HI1230B.
The Thermo Fisher Scientific electrode shined in this challenging environment. The Sure-Flow junction allowed for easy cleaning and prevented clogging, even when submerged in the thickest soil slurries. It stabilized much faster than the Hanna electrode, giving me readings in seconds instead of minutes.
The electrode was straightforward to use; I simply connected it to my pH meter, calibrated it with standard buffer solutions, and took my measurements. The protective sleeve offered peace of mind when pushing the electrode into dense soil. There were no initial surprises except for the remarkably quick and stable readings.
Extended Use & Reliability
After several months of rigorous field use across various sites with different soil types and environmental conditions, the Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP has proven to be incredibly reliable. It continues to provide fast, accurate, and consistent readings, even in extreme temperatures ranging from near freezing to well over 90°F.
Durability has been outstanding. The epoxy body shows no signs of cracking or damage, despite being subjected to frequent handling and occasional accidental bumps. The bulb guard has undoubtedly saved the sensitive glass bulb from potential breakage on numerous occasions.
Maintenance is simple. I rinse the electrode with distilled water after each use and store it in the recommended storage solution. The Sure-Flow junction is easily cleared with a gentle push, preventing any buildup or clogging. Compared to other electrodes I’ve used, the Thermo Fisher Scientific model requires significantly less maintenance and provides more consistent performance over time.
Breaking Down the Features of Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP
Specifications
pH Range: 0 to 14. This wide range covers virtually all soil and water samples I encounter in the field.
Temperature Range: 0 to 100°C. The broad temperature range allows for measurements in a variety of environments, from frozen ground to hot springs, without compromising accuracy.
Body Material: Epoxy. The epoxy body provides excellent chemical resistance and physical durability, crucial for withstanding the harsh conditions of field use.
Internal Reference: ROSS. The ROSS internal reference system delivers exceptional stability and minimizes drift, leading to more accurate and reliable readings.
Junction: Sure-Flow. The unique Sure-Flow junction allows for easy cleaning and prevents clogging, making it ideal for samples with high solids content.
Lead Length: 1 m. The meter lead length provides ample room to maneuver while using in the field, and reduces tripping hazards.
Connector: BNC. The BNC connector is a standard connection type which provides broad compatibility with pH meters across manufacturers.
Thermo Fisher Scientific Scientific No.: 8165BNWP.
Unit: Each.
Performance & Functionality
The Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP excels at its primary function: accurately measuring pH in a wide range of samples. Its accuracy is consistently within ±0.01 pH units, ensuring reliable data collection. The Sure-Flow junction allows for quick and easy cleaning, especially when compared to other electrodes that get clogged easily.
The key strength lies in its ability to handle difficult samples without compromising performance. Its weakness, if any, is its price point. It’s a significant investment compared to other electrodes, but the improved accuracy, reliability, and durability largely justify the cost. It exceeded my expectations, particularly in its ability to handle viscous and contaminated samples.
Design & Ergonomics
The build quality is excellent. The epoxy body feels robust and durable, and the protective sleeve provides added security. The weight is substantial but not cumbersome, striking a good balance between durability and ease of handling.
The electrode is user-friendly. The Sure-Flow junction is easily cleaned with a simple push, and the BNC connector is compatible with most pH meters. There’s virtually no learning curve.
Durability & Maintenance
Based on several months of intensive use, I expect this electrode to last for several years with proper care. The epoxy body and the protective sleeve offer excellent resistance to physical damage, and the Sure-Flow junction minimizes clogging.
Maintaining the electrode is simple. Regular rinsing with distilled water and proper storage in the recommended storage solution are sufficient to keep it in optimal condition.
Accessories and Customization Options
The Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP comes with a protective storage bottle and a user manual. No further customization or accessory options exist. It is designed to be a standalone, highly reliable pH measurement tool. It is compatible with any pH meter that accepts a standard BNC connector.
Pros and Cons of Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP
Pros
- Exceptional accuracy and stability due to the ROSS internal reference system.
- Durable epoxy body and protective sleeve for demanding field use.
- Sure-Flow junction prevents clogging and allows for easy cleaning.
- Wide temperature range for versatile applications.
- Compatible with most pH meters via standard BNC connector.
Cons
- High price point compared to other pH electrodes.
- No customization options.
Who Should Buy Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP?
The Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP is perfect for environmental scientists, soil scientists, water quality technicians, and anyone who needs highly accurate and reliable pH measurements in challenging environments. It’s ideal for those working with viscous samples, contaminated soils, or in remote locations where equipment durability is crucial.
This product might not be necessary for hobbyists, students, or anyone who only needs occasional pH measurements in relatively clean and simple solutions. The high price point may be prohibitive for these users, especially when other, more affordable electrodes are sufficient for their needs.
A must-have accessory is a high-quality pH meter with automatic temperature compensation to maximize the accuracy of the electrode. Standard pH buffer solutions are also essential for regular calibration.
Conclusion on Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP
The Thermo Fisher Scientific ORION ROSS Sure-Flow Combination pH Electrode, Epoxy Body, Thermo Fisher Scientific Scientific 8165BNWP is an outstanding pH electrode that delivers exceptional accuracy, reliability, and durability. It is worth the hefty investment. Its Sure-Flow junction is a game-changer for working with challenging samples, and the robust construction ensures it can withstand the rigors of field use.
While the price is a significant consideration, the superior performance and extended lifespan justify the cost, especially for professionals who rely on accurate pH measurements. I would wholeheartedly recommend this electrode to anyone who needs a dependable and high-performing pH measurement tool for demanding applications. If your work depends on accurate pH readings in challenging conditions, this is the electrode to buy.