Let’s Dive into Kimble/Kontes KIMAX Volumetric Flasks, Square, ST Stopper, Class A, Kimble Chase 28040-1000
The Kimble/Kontes KIMAX Volumetric Flasks, Square, ST Stopper, Class A, Kimble Chase 28040-1000 represents a pinnacle of precision and practicality in laboratory glassware. Manufactured by Kimble/Kontes, these flasks are engineered for exacting measurements and efficient storage, boasting a Class A certification that guarantees exceptional accuracy. The square design maximizes space utilization, while the ST (standard taper) stopper ensures an airtight seal.
My journey to this flask began with a demanding analytical chemistry project requiring the preparation of highly accurate standard solutions. The need for precise volumetric measurements, coupled with limited lab space, immediately steered me toward this specific model. The allure of Kimble/Kontes‘s reputation for quality, combined with the innovative square footprint, made it an irresistible choice.
Upon unboxing, the immediate impression was one of robust quality. The KIMAX borosilicate glass felt substantial and durable, inspiring confidence in its ability to withstand rigorous laboratory use. The ground glass stopper fit snugly, promising an airtight seal essential for preserving the integrity of volatile solutions.
Compared to traditional round-bottom flasks from other manufacturers, the Kimble/Kontes square design offered a clear advantage in terms of space efficiency within a crowded fume hood. Other brands might offer similar Class A accuracy, but the unique square shape set this flask apart, proving that efficient design doesn’t sacrifice quality. My initial excitement stemmed from the promise of reliable accuracy and improved workspace organization, both critical for my research.
Real-World Testing: Putting Kimble/Kontes KIMAX Volumetric Flasks, Square, ST Stopper, Class A, Kimble Chase 28040-1000 to the Test
First Use Experience
My initial testing took place in a controlled laboratory setting, preparing standard solutions for spectrophotometric analysis. The flask’s wide mouth facilitated easy pouring and minimized spillage, a welcome departure from the finicky narrow necks of some other volumetric flasks. The clear graduation mark made precise meniscus alignment effortless, significantly reducing the risk of parallax errors.
Performance remained consistent even under varying temperature conditions within the lab. The KIMAX glass exhibited excellent thermal stability, ensuring that volumetric accuracy wasn’t compromised by minor temperature fluctuations. Even with repeated use involving solvents like acetone and ethanol, the flask’s markings remained clear and legible, demonstrating excellent chemical resistance.
The flask required minimal acclimation; its intuitive design made it immediately user-friendly. The square shape, while novel, didn’t introduce any handling difficulties and, in fact, provided a more secure grip during pouring and manipulation. One minor surprise was the slightly increased weight compared to round flasks of similar volume, a negligible trade-off for the enhanced stability and space-saving benefits.
Extended Use & Reliability
After months of consistent use, the Kimble/Kontes KIMAX Volumetric Flask has proven to be a reliable and durable workhorse. There have been no signs of significant wear or degradation. The KIMAX glass remains scratch-free, and the graduation mark is as sharp and distinct as the day I unboxed it.
Cleaning is straightforward, thanks to the smooth interior surfaces and wide mouth. Routine washing with laboratory detergents and thorough rinsing ensures that the flask remains contaminant-free. Compared to previous experiences with lower-quality glassware that exhibited etching or clouding over time, the Kimble/Kontes flask has maintained its pristine condition. It undoubtedly outperforms cheaper alternatives, justifying its higher price point.
Breaking Down the Features of Kimble/Kontes KIMAX Volumetric Flasks, Square, ST Stopper, Class A, Kimble Chase 28040-1000
Specifications
- Capacity: The Kimble/Kontes KIMAX Volumetric Flask has a capacity of 1 Liter (1000 mL), ideal for preparing larger volumes of standard solutions. This capacity strikes a good balance between quantity and manageability.
- Tolerance: The flask’s tolerance is ±0.3 mL, reflecting its Class A certification and high degree of accuracy. This narrow tolerance band is crucial for applications demanding precise volumetric measurements.
- Stopper Size: The Kimble/Kontes KIMAX Volumetric Flask features a 22 ST (standard taper) ground glass stopper, providing a secure and airtight seal. The stopper prevents evaporation and contamination, ensuring the integrity of stored solutions.
- Material: The flask is constructed from KIMAX borosilicate glass, renowned for its chemical resistance and thermal stability. This material withstands a wide range of chemicals and temperature fluctuations without compromising accuracy or structural integrity.
- Design: The square shape of the flask optimizes storage space and enhances stability on flat surfaces. The marking spot allows for easy and permanent labeling, essential for organization and traceability in the lab.
- ASTM Compliance: The flask is designed from ASTM Specification E288, Class A unserialized requirements. This ensures that the flask meets established industry standards for accuracy and quality.
Performance & Functionality
The Kimble/Kontes KIMAX Volumetric Flask excels in its primary function: delivering highly accurate volumetric measurements. Its Class A certification guarantees precision, making it suitable for demanding analytical applications. The wide mouth and clear graduation mark further enhance usability, minimizing errors and streamlining the solution preparation process.
The flask’s robust construction and chemical resistance contribute to its reliability. It withstands repeated use and exposure to various solvents without degradation. One minor area for potential improvement could be the stopper’s grip; a slightly textured surface might enhance handling, especially with wet or gloved hands. Overall, the flask far exceeds expectations, delivering consistent and dependable performance.
Design & Ergonomics
The Kimble/Kontes KIMAX Volumetric Flask’s square design is a standout feature, offering distinct advantages in space utilization and stability. The KIMAX borosilicate glass feels substantial and inspires confidence. Despite its weight, the flask remains comfortable to handle, and the square shape provides a secure grip.
The flask’s user-friendly design requires virtually no learning curve. The wide mouth and clear graduation mark facilitate accurate measurements, while the large marking spot allows for easy labeling. The square shape, while unconventional, proves to be a practical and welcome design choice.
Durability & Maintenance
The Kimble/Kontes KIMAX Volumetric Flask is built to last, thanks to its high-quality KIMAX borosilicate glass construction. With proper care, it should withstand years of rigorous laboratory use. Maintenance is simple, requiring only routine washing with standard laboratory detergents and thorough rinsing with distilled water.
The flask’s chemical resistance minimizes the risk of etching or clouding, further extending its lifespan. Occasional inspection of the stopper for cracks or chips is recommended, but replacement stoppers are readily available. The flask’s durable construction and ease of maintenance ensure a long and trouble-free service life.
Accessories and Customization Options
The Kimble/Kontes KIMAX Volumetric Flask comes standard with a ground glass stopper. While there are no readily available third-party customization options like specialized coatings or alternative stopper materials, the flask’s functionality is comprehensive as is. Replacement stoppers of various materials (e.g., PTFE) can be sourced separately if desired for specific applications. The key customization is labeling, which can be accomplished with various laboratory markers to ensure accurate identification of contents.
Pros and Cons of Kimble/Kontes KIMAX Volumetric Flasks, Square, ST Stopper, Class A, Kimble Chase 28040-1000
Pros
- Exceptional Accuracy: Class A certification guarantees precise volumetric measurements.
- Space-Saving Design: Square shape optimizes storage efficiency in crowded labs.
- Robust Construction: KIMAX borosilicate glass ensures chemical resistance and thermal stability.
- Easy to Use: Wide mouth and clear graduation mark minimize errors and streamline solution preparation.
- Durable: Withstands rigorous laboratory use and maintains pristine condition over time.
Cons
- Slightly Higher Price: More expensive than lower-quality, round-bottom volumetric flasks.
- Heavier Than Round Flasks: The square design and robust glass construction add some weight.
Who Should Buy Kimble/Kontes KIMAX Volumetric Flasks, Square, ST Stopper, Class A, Kimble Chase 28040-1000?
This Kimble/Kontes KIMAX Volumetric Flask is perfect for research scientists, analytical chemists, and laboratory technicians. It’s also suited for anyone requiring highly accurate volumetric measurements and efficient storage of solutions.
Those on a very tight budget or who only require approximate volumetric measurements might skip this product. Also, laboratories with ample storage space might not fully appreciate the benefits of the square design. A must-have accessory would be a fine-tipped pipette for precise meniscus adjustment.
Conclusion on Kimble/Kontes KIMAX Volumetric Flasks, Square, ST Stopper, Class A, Kimble Chase 28040-1000
The Kimble/Kontes KIMAX Volumetric Flasks, Square, ST Stopper, Class A, Kimble Chase 28040-1000 is an outstanding piece of laboratory glassware that delivers exceptional accuracy, durability, and space-saving design. While it comes at a premium price, the investment is justified by its reliable performance and long lifespan. I would wholeheartedly recommend it to any laboratory professional seeking a top-tier volumetric flask.
If you value accuracy, efficiency, and long-term reliability in your lab work, the Kimble/Kontes KIMAX Volumetric Flask is an indispensable tool. Invest in quality and streamline your workflow – your experiments will thank you.