Getting Started with the Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500
The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500 from Kimble Chase is a staple piece of laboratory equipment, designed for precise dilution and solution preparation. Its Class A rating guarantees accuracy, and the mixing bulb style assists in achieving homogenous solutions, making it an essential tool for any serious analytical work.
My background in outdoor gear might seem unrelated, but I often find myself needing precise measurements for DIY projects involving chemical treatments for fabrics or creating custom solutions for cleaning and preserving equipment. I needed a reliable and accurate way to measure large volumes, and graduated cylinders just weren’t cutting it for the level of precision I required.
The flask arrived well-packaged, a testament to the fragility of lab glassware. My first impression was the clarity of the glass and the snug fit of the ST (Standard Taper) glass stopper which promises a leak-proof seal. It immediately felt like a professional-grade piece of equipment.
Compared to cheaper, generic volumetric flasks I’ve seen, the Kimble/Kontes stands out with its Class A certification ensuring it meets strict tolerance standards. I considered a similar flask from Pyrex, but ultimately chose Kimble Chase due to their reputation for quality and the specific mixing bulb design, which I believed would make my solution preparation easier. I was excited to finally have a tool that would bring a new level of precision to my work.
Real-World Testing: Putting Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500 to the Test
First Use Experience
I first tested the Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500 in my workshop while preparing a waterproofing solution for some canvas tents. The controlled environment allowed me to meticulously test the flask’s accuracy and the effectiveness of the mixing bulb.
The flask performed flawlessly, even when dealing with viscous liquids. The mixing bulb truly shined, allowing me to thoroughly mix the solution without needing additional stirring tools. There were no surprises, just smooth and precise operation.
Extended Use & Reliability
After several months of regular use, the Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500 continues to perform admirably. Despite frequent handling and cleaning, there are no signs of wear or degradation of the glass.
The flask has proven surprisingly durable, though I still handle it with the care expected of lab-grade equipment. Cleaning is simple, requiring only warm soapy water and a soft brush to maintain its pristine condition. It far surpasses my previous experiences with less robust measurement tools, providing consistent accuracy and reliability.
Breaking Down the Features of Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500
Specifications
- Capacity: 500 mL. This volume is ideal for preparing larger batches of solutions while maintaining precision.
- Tolerance: ±0.20 mL. This tight tolerance ensures accurate measurements critical for scientific and technical applications.
- ST Stopper No.: 19. The ST (Standard Taper) 19 glass stopper provides a secure, leak-proof seal, preventing evaporation and contamination.
- Kimble Chase No.: 28019 500. This unique identifier ensures you receive the correct, specified flask from Kimble Chase.
- Material: KIMAX Borosilicate Glass. KIMAX borosilicate glass offers excellent chemical resistance and thermal stability.
- Style: Mixing Bulb. The mixing bulb facilitates thorough and efficient mixing of solutions directly within the flask.
- Class: Class A. Class A glassware meets stringent accuracy standards, providing the highest level of precision.
- Design: ASTM Specification E288. The flask conforms to ASTM E288, ensuring standardized quality and performance.
These specifications translate to consistent and reliable results. The high-quality glass prevents contamination, and the mixing bulb ensures solutions are homogenous, critical for any application demanding precision.
Performance & Functionality
The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500 excels at its primary job: accurately measuring and mixing liquids. The narrow neck allows for precise adjustments to the final volume, and the stopper prevents evaporation.
Its strength lies in its accuracy and ease of use. There’s no complicated setup or calibration needed. It consistently delivers reliable results, meeting and exceeding my expectations.
Design & Ergonomics
The flask is designed with both functionality and usability in mind. The borosilicate glass is relatively lightweight for its size, and the shape is easy to handle.
The design is simple and intuitive. There’s virtually no learning curve – fill to the marked line, and you’re good to go.
Durability & Maintenance
The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500 is built to last. The thick glass and robust construction ensure long-term durability, even with frequent use.
Maintenance is straightforward: simply rinse with distilled water after each use, and occasionally wash with a mild detergent. The glass resists staining and chemical attack, ensuring it remains in excellent condition.
Accessories and Customization Options
The flask comes standard with a matching ST glass stopper. While there aren’t many customization options available for a volumetric flask, you can purchase additional stoppers or use different types of labeling to identify contents.
It’s compatible with standard laboratory equipment, such as funnels and stirring rods. The inherent design and purpose of the volumetric flask lean towards accurate and precise mixing, so accessories for this flask are primarily cleaning tools.
Pros and Cons of Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500
Pros
- High accuracy due to Class A certification.
- Durable construction with KIMAX borosilicate glass.
- Mixing bulb design for efficient and homogenous solution preparation.
- Standard Taper (ST) glass stopper provides a secure, leak-proof seal.
- Easy to clean and maintain.
Cons
- Relatively expensive compared to lower-grade alternatives.
- Glass construction requires careful handling to avoid breakage.
Who Should Buy Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500?
The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500 is perfect for anyone requiring precise volume measurements, including: professional chemists, lab technicians, serious DIY enthusiasts, and anyone involved in formulating solutions requiring high accuracy. Its rugged construction and accurate measurements mean that you can rely on it for years.
This product might be overkill for those who only need approximate measurements or are working with non-critical solutions. For casual use, a simple graduated cylinder might suffice. A novice looking to save money may want to consider purchasing a cheaper, more generic alternative.
A good quality wash bottle for rinsing is a must-have accessory. Also, consider a flask brush for thorough cleaning.
Conclusion on Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500
The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500 is a top-tier piece of laboratory equipment that delivers on its promise of accuracy and reliability. While the price may seem steep compared to lower-grade alternatives, the superior performance and durability justify the investment for anyone who demands precision.
The value proposition is clear: you’re paying for accuracy, quality, and longevity. I wholeheartedly recommend this flask to anyone who needs reliable volume measurements. Don’t settle for less – invest in the Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Mixing Bulb Style, Class A, Kimble Chase 28019 500 and experience the difference precision makes.