Let’s Dive into Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5
The Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5 is a precision instrument designed for micro-volume titrations in laboratory settings. Manufactured by Kimble/Kontes, these burets boast Class A accuracy and feature a straight bore PTFE stopcock for precise liquid control, making them a staple in analytical chemistry. This specialized buret offers a unique combination of a permanently attached reservoir and a micro-scale delivery system, promising efficiency and accuracy in demanding quantitative analyses.
My work in the field often requires precise measurements of soil and water samples. I was specifically looking for a buret capable of dispensing very small volumes with high accuracy and minimal error, and after researching several options, the Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5 seemed to be the best fit.
Unboxing the buret revealed a meticulously crafted piece of glassware. The build quality was immediately apparent, with the durable white ceramic scale promising long-term readability, and the PTFE stopcock feeling smooth and precise.
Compared to cheaper, generic burets, the Kimble/Kontes offering stood out for its Class A certification, ensuring greater accuracy. While digital micro dispensers offer an alternative, they often lack the tactile feedback and reliability of a well-made glass buret, especially in field conditions with limited power. I also considered the BrandTech Titrette, but preferred the Kimble/Kontes model’s simplicity and ease of cleaning.
My initial impression was one of cautious optimism. The buret exuded quality and precision, but the complexity of micro-titration demanded meticulous technique, making me wonder if my own skills would be up to the task.
Real-World Testing: Putting Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5 to the Test
First Use Experience
I first tested the Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5 in my field lab, analyzing soil samples for nitrate content. The controlled environment allowed for careful setup and observation of the buret’s performance.
The buret’s performance was impressive, even with my initial learning curve. The PTFE stopcock provided excellent control over the flow rate, allowing for dropwise addition of the titrant. However, I did discover that the fill tube’s angle required slight adjustments to prevent air bubbles.
After a couple of practice runs, the buret became more intuitive. The white ceramic scale was easily readable, and the 0.01 mL graduations allowed for precise measurements.
Extended Use & Reliability
After several months of consistent use, the Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5 has become an indispensable tool in my lab. The initial learning curve has diminished, and I can now perform micro-titrations with confidence and speed.
The buret’s durability has proven excellent. The KIMAX glass shows no signs of clouding or etching, even after repeated exposure to various chemicals.
Cleaning the buret is straightforward; rinsing with distilled water and a mild detergent after each use keeps it in optimal condition. Compared to my previous experiences with lower-quality burets, the Kimble/Kontes model significantly outperforms them in terms of accuracy, reliability, and ease of maintenance.
Breaking Down the Features of Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5
Specifications
- Capacity: 5 mL. This is ideal for micro-volume titrations, minimizing reagent consumption.
- Graduations: 0.01 mL. These fine graduations allow for extremely precise measurements.
- Tolerance: ±0.01 mL. This Class A tolerance ensures high accuracy and reliability.
- Length: 815 mm. The total length provides adequate clearance and easy handling.
- Reservoir Volume: 70mL. This allows for several titrations before refilling is necessary.
- Stopcock: Straight Bore PTFE. The PTFE stopcock offers chemical resistance and precise control.
- Stopper: ST 14/20. The standard taper stopper seals the reservoir effectively.
- Material: KIMAX Borosilicate Glass. This ensures chemical inertness and thermal shock resistance.
These specifications are critical because they directly influence the accuracy and reliability of the measurements. The Class A tolerance is particularly important for quantitative analyses where precision is paramount.
Performance & Functionality
The Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5 excels in its intended role of delivering small volumes of liquid with high precision. The PTFE stopcock provides a smooth and controlled flow, enabling dropwise addition of titrant.
A key strength is the readability of the durable white ceramic scale which provides a clear indication of the dispensed volume. The main weakness is the sensitivity of the PTFE stopcock to overtightening, which can damage the PTFE.
The buret meets and exceeds expectations for accuracy and ease of use. Its performance is well worth the price.
Design & Ergonomics
The buret’s design is functional and well-thought-out. The KIMAX glass construction feels robust and the reservoir’s design simplifies refilling.
The buret is user-friendly, though some practice is required to master the fine control offered by the PTFE stopcock. The high price may be a drawback for some potential users.
Durability & Maintenance
The KIMAX glass is known for its durability, and the PTFE stopcock is chemically resistant. With proper care and handling, this buret should last for many years.
Maintenance is simple, requiring only regular cleaning with distilled water and mild detergent. Replacement PTFE stopcocks are readily available.
Accessories and Customization Options
The Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5 comes complete with the buret body, PTFE stopcock, side fill stopcock and reservoir stopper. There are no inherent customization options, but the standard taper fitting of the reservoir allows for connection to various accessories.
It can be paired with automated titration systems, though this may negate some of the benefits of its manual control. The buret’s compatibility with standard laboratory glassware is a significant advantage.
Pros and Cons of Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5
Pros
- Class A accuracy ensures high precision in micro-volume titrations.
- PTFE stopcock provides precise control over the liquid flow.
- Durable KIMAX glass offers chemical resistance and longevity.
- Integrated reservoir simplifies refilling and enhances efficiency.
- Easy to clean and maintain, ensuring consistent performance.
Cons
- High price point may be prohibitive for some users.
- PTFE stopcock can be damaged by overtightening.
Who Should Buy Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5?
The Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5 is perfect for: chemists, environmental scientists, quality control technicians, and anyone requiring highly accurate micro-volume titrations. It is especially beneficial in labs conducting research or performing analyses with expensive or limited-quantity reagents.
This product might not be suitable for: budget-constrained labs, users requiring high-throughput automated titrations, or those without experience in precise analytical techniques.
A must-have accessory would be a high-quality titration stand to ensure stability during the titration process. Consider a magnetic stirrer to ensure proper mixing of the solution during the experiment.
Conclusion on Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5
The Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5 is a top-tier instrument for micro-volume titrations. Its Class A accuracy, durable construction, and precise PTFE stopcock make it an excellent choice for demanding analytical applications.
The price is undoubtedly a significant investment, but the accuracy and reliability justify the cost for those requiring precise measurements. I would wholeheartedly recommend this buret to any professional needing accurate and reliable micro-volume titrations.
Invest in precision, invest in quality, invest in the Kimble/Kontes KIMAX Reservoir Micro Burets, Class A, Straight Bore PTFE Stopcocks, Kimble Chase 17132F-5, and elevate the quality of your analytical work!