Let’s Dive into Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case
The Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case represents a cornerstone in precise volumetric analysis. Manufactured by Kimble/Kontes, a trusted name in laboratory glassware, this buret promises accuracy and efficiency. Its automatic self-zeroing feature, coupled with a three-way PTFE stopcock, aims to streamline titration processes.
My work in developing new environmental remediation techniques demanded precise and repeatable titrations. I needed a reliable buret that minimized user error and maximized throughput, especially when dealing with sensitive field samples. The Kimble/Kontes buret seemed to offer the automation and precision required.
Upon unboxing, I was immediately struck by the clarity of the KIMAX borosilicate glass. The white Schellbach band, contrasted against the blue stripe and black enamel scale, appeared exceptionally easy to read. The buret felt substantial, indicative of high-quality construction designed for rigorous lab use.
I considered other automatic burets from competitors like BrandTech and Hirschmann, but the Kimble/Kontes stood out for its robust PTFE stopcock and reputation for durability. I opted for the Kimble/Kontes due to its blend of reliability and ease of maintenance, crucial for long-term use in our research lab. I was cautiously optimistic, hoping the buret would live up to its promise of accurate and efficient titrations.
Real-World Testing: Putting Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case to the Test
First Use Experience
My initial test involved titrating hydrochloric acid against a standardized sodium hydroxide solution. This was done in a controlled laboratory environment where temperature and humidity were stable. The automatic self-zeroing feature worked flawlessly, quickly and accurately setting the zero point.
The PTFE stopcock offered smooth and precise control over the titrant flow, allowing for dropwise addition near the endpoint. There were no leaks or inconsistent flow rates during titration. I was immediately impressed by the ease with which I could obtain reproducible results, greatly reducing the potential for overshooting the endpoint.
Extended Use & Reliability
After several weeks of daily use, the Kimble/Kontes buret has consistently performed at a high level. The borosilicate glass remains clear and resistant to staining, even after repeated exposure to harsh chemicals. Maintenance has been simple: a quick rinse with distilled water after each use is typically sufficient.
The PTFE stopcock continues to operate smoothly, showing no signs of wear or degradation. Compared to previously used glass stopcocks which would often seize or leak, this PTFE stopcock represents a significant improvement in reliability. This buret has definitely outperformed previous burets, which required frequent greasing and were prone to breakage.
Breaking Down the Features of Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case
Specifications
- Capacity: 50 mL. This volume is ideal for a wide range of titrations, providing sufficient resolution for accurate measurements.
- Graduation: 0.1 mL. This level of precision allows for fine adjustments and accurate endpoint determination.
- Range: 1.5-50 mL. This range allows for flexibility when dispensing various volumes.
- Length: 754 mm. The overall length ensures sufficient height for easy filling and dispensing.
- Material: KIMAX Borosilicate Glass. The use of borosilicate glass ensures chemical resistance and thermal stability.
- Stopcock: Three-Way PTFE. The PTFE stopcock provides smooth, leak-free operation and excellent chemical resistance.
- Self-Zeroing: Automatic. This feature simplifies the filling process and improves accuracy.
- Schellbach Band. This aids in meniscus reading, reducing parallax errors.
These specifications are critical for achieving accurate and reliable titration results. The KIMAX borosilicate glass prevents contamination and ensures the buret can withstand repeated use with various chemicals. The self-zeroing mechanism and PTFE stopcock contribute to efficiency and ease of use, while the Schellbach band minimizes reading errors.
Performance & Functionality
The Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case excels in its primary function: delivering precise and reproducible volumes of titrant. The automatic self-zeroing feature greatly simplifies the filling process, reducing the time and effort required to prepare for titrations. The PTFE stopcock provides exceptional control over the titrant flow, allowing for precise dropwise additions near the endpoint.
The only potential weakness is the glass construction which is susceptible to breakage if mishandled. The buret’s performance exceeds expectations, providing greater accuracy and ease of use compared to traditional burets.
Design & Ergonomics
The design of the Kimble/Kontes buret is both functional and aesthetically pleasing. The KIMAX borosilicate glass is exceptionally clear and durable, while the Schellbach band enhances readability. The buret feels well-balanced and comfortable to use, even during extended titration sessions.
The design is simple and intuitive, minimizing the learning curve. Experienced lab technicians can adapt it for their use immediately.
Durability & Maintenance
The KIMAX borosilicate glass construction ensures excellent durability and resistance to chemical attack. With proper care and handling, this buret should last for many years of service. Maintenance is straightforward, requiring only a thorough rinse with distilled water after each use.
The PTFE stopcock is resistant to wear and requires no lubrication. Periodic cleaning with a mild detergent may be necessary to remove any stubborn residue.
Accessories and Customization Options
The Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case comes with the essential components needed for immediate use, including the buret body and PTFE stopcock. While there are limited customization options specific to the buret itself, the user can select from various stands and supports to suit their laboratory setup. Compatibility with standard titration setups and accessories is excellent.
Pros and Cons of Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case
Pros
- Exceptional Accuracy: The KIMAX glass and Schellbach band ensure precise readings.
- Automatic Self-Zeroing: This significantly speeds up the titration process and reduces errors.
- Durable PTFE Stopcock: Provides smooth, leak-free operation and excellent chemical resistance.
- High-Quality Construction: Built with durable KIMAX borosilicate glass for long-lasting performance.
- Easy to Maintain: Simple cleaning and minimal maintenance requirements.
Cons
- Glass Construction: Susceptible to breakage if mishandled.
- Relatively High Price: More expensive than traditional burets, though justified by the increased accuracy and efficiency.
Who Should Buy Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case?
The Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case is perfect for: laboratories performing routine titrations, research scientists requiring high accuracy and precision, quality control labs in manufacturing, and educational institutions teaching quantitative analysis. Those who prioritize speed and accuracy in volumetric analysis will find this buret invaluable.
This product might not be necessary for: individuals performing only occasional or non-critical titrations where a standard buret would suffice. If budget is a major constraint, cheaper alternatives might be considered.
A stable lab stand is a must-have accessory. Consider using a magnetic stirrer for achieving homogenization during titration.
Conclusion on Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case
The Kimble/Kontes KIMAX Brand Schellbach Burets, Automatic Self-Zeroing, Three-Way PTFE Stopcock 17170F-50, Case is an exceptional piece of laboratory equipment that delivers on its promise of accuracy, efficiency, and durability. The initial investment is higher than a traditional buret, but the time saved and improved precision justify the cost, especially for labs conducting frequent titrations.
I wholeheartedly recommend the Kimble/Kontes automatic buret to any laboratory seeking to improve the reliability and efficiency of its volumetric analyses. Upgrade your lab today and experience the difference that quality instrumentation makes!