Let’s Dive into Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10
The Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 isn’t exactly the sort of gear you’d pack for a weekend camping trip, but in its world, it’s a precision instrument. Manufactured by Kimble Chase, a trusted name in laboratory equipment, this automatic self-zeroing buret promises accuracy and ease of use for precise liquid dispensing. Its Class B certification and three-way PTFE stopcock suggest a focus on reliability, features crucial for consistent results in any titration or quantitative analysis.
My introduction to burets wasn’t exactly love at first sight. In my early days as a field chemist, I faced challenges performing accurate titrations in makeshift labs. I needed a reliable, precise instrument, and the claims surrounding self-zeroing burets piqued my interest.
Upon unboxing, my first impression was that of robust simplicity. The KIMAX borosilicate glass felt substantial, and the PTFE stopcock moved smoothly, inspiring confidence. Compared to the older, manually zeroed burets I was used to, the automatic self-zeroing feature seemed like a game-changer, promising to save time and minimize error.
I had been considering models from Pyrex and Wheaton, but the Kimble/Kontes offering edged them out thanks to the advertised durability of the KIMAX glass and the three-way stopcock design, which seemed more versatile. My initial excitement was tempered with cautious optimism. I’d seen plenty of lab equipment promise the moon and deliver only a sliver.
Real-World Testing: Putting Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 to the Test
First Use Experience
My first experience with the Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 was in a remote field lab during a water quality assessment project. We were analyzing samples under less-than-ideal conditions: fluctuating temperatures, limited ventilation, and the constant threat of dust contamination. Filling the buret and achieving the self-zeroing point was surprisingly easy.
The three-way stopcock allowed for quick and efficient filling, and the fine graduations made precise dispensing much simpler than with the older burets I was accustomed to. Initially, I was concerned about the PTFE stopcock’s resistance to the chemicals we were using, but it held up remarkably well, showing no signs of degradation.
Extended Use & Reliability
After several weeks of daily use, the Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 continued to perform reliably. There were no signs of wear and tear on the glass or the stopcock. Cleaning involved a simple rinse with distilled water followed by an acetone flush, which kept the buret free of contaminants and ensured accurate readings.
Compared to my previous experiences with manual burets, the automatic self-zeroing feature of this Kimble/Kontes model saved a significant amount of time and reduced the likelihood of parallax errors. It consistently outperformed my expectations.
Breaking Down the Features of Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10
Specifications
The Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 boasts several key specifications. It has a Cap.: 10 mL with Grads.: 0.05 mL and an Interval: 0.5 to 10 mL. The Length: 515 mm, constructed with durable KIMAX borosilicate glass, and features a three-way PTFE stopcock.
These specifications are not merely numbers; they directly translate into performance. The 0.05 mL graduations allow for fine-grained measurements, crucial for accurate titrations. The borosilicate glass construction ensures chemical resistance and minimizes thermal expansion, maintaining accuracy even with slight temperature fluctuations.
Performance & Functionality
The Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 excels in its primary function: precise and reliable liquid dispensing. The automatic self-zeroing mechanism is accurate, eliminating the need for manual adjustments and reducing operator error. The PTFE stopcock provides excellent control over the flow rate, allowing for drop-by-drop titration when necessary.
A significant strength is its ease of use. The three-way stopcock simplifies filling and waste removal. A minor weakness might be the relatively small 10 mL capacity, which could be limiting for high-volume titrations. Overall, it far exceeds expectations for its intended purpose.
Design & Ergonomics
The KIMAX borosilicate glass provides excellent visibility of the liquid level, and the black enamel graduations are clear and easy to read. The buret feels well-balanced and sturdy in hand. The PTFE stopcock operates smoothly and precisely.
There is a slight learning curve associated with understanding the three-way stopcock’s different positions, but it is minimal. The design prioritizes functionality and accuracy over flashy aesthetics.
Durability & Maintenance
The borosilicate glass construction ensures excellent chemical resistance and thermal stability. The PTFE stopcock is resistant to many common laboratory chemicals and is less prone to sticking than glass stopcocks. Regular cleaning with distilled water and appropriate solvents will ensure the longevity of the buret.
With proper care, the Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 should last for years. The three-way stopcock is also replaceable, extending the overall lifespan of the instrument.
Accessories and Customization Options
The Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 doesn’t come with a plethora of accessories, focusing instead on core functionality. The most common accessory is tubing for the side fill and overflow, usually ¼” flexible tubing as specified. While there aren’t many customization options directly for the buret itself, its compatibility with standard laboratory setups is a strong point.
It integrates seamlessly with titration stands and other common lab equipment. This allows users to create a customized workstation tailored to their specific needs.
Pros and Cons of Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10
Pros
- Automatic self-zeroing feature significantly improves accuracy and efficiency, reducing parallax errors.
- The three-way PTFE stopcock offers enhanced control and versatility, simplifying filling and waste removal.
- Constructed from durable KIMAX borosilicate glass, providing excellent chemical resistance and thermal stability.
- Clear, easy-to-read black enamel graduations ensure precise measurements, even under challenging lighting conditions.
- Relatively easy to maintain, ensuring consistent performance over the long term.
Cons
- The 10 mL capacity may be limiting for high-volume titrations, requiring multiple refills.
- The price point of $349.99 might be prohibitive for some smaller labs or educational institutions.
Who Should Buy Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10?
This buret is perfect for laboratory technicians, chemists, and researchers who require accurate and repeatable liquid dispensing. It’s ideal for analytical chemistry labs, environmental testing facilities, and quality control departments. Anyone performing frequent titrations or quantitative analyses will appreciate the time-saving and error-reducing features of this instrument.
This product might not be suitable for educational settings with very tight budgets or for applications where extremely high volumes need to be dispensed quickly.
Conclusion on Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10
The Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 is a reliable and precise instrument that delivers on its promises. While the price may seem high, the value proposition lies in the increased accuracy, efficiency, and durability it offers compared to traditional burets.
I would absolutely recommend this buret to anyone who needs consistent and reliable liquid dispensing in a laboratory setting. If precise results are paramount, the Kimble/Kontes KIMAX Burets, Automatic Self-Zeroing, Class B, Three-Way PTFE Stopcock, Kimble Chase 17051F-10 is a worthy investment. Consider it a vital tool in the pursuit of accurate and reproducible results.