Let’s Dive into Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250
The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 isn’t exactly your typical “outdoor” or “tactical” gear, but precision and accuracy are paramount in many fields, even those adjacent to my areas of expertise. We’re talking about a meticulously calibrated 250mL volumetric flask designed for critical measurements where error margins are simply unacceptable. This isn’t about surviving the wilderness; it’s about ensuring the accuracy of analysis that might, in turn, affect survival and safety.
My need for such a precise piece of labware arose from a side project: developing highly accurate field-testing kits for water purity and soil composition. Off-the-shelf solutions were often unreliable, and I needed a gold standard for calibrating my own equipment. The Kimble/Kontes flask promised that level of precision.
Upon unboxing, I was immediately struck by the quality of the glass. It felt substantial, not fragile, and the ground glass stopper fit perfectly, creating a tight seal. The serial number etched into the glass and the included certificate of accuracy added to the sense of quality and trustworthiness.
Compared to cheaper, non-certified volumetric flasks I’ve used for less critical tasks, the difference was immediately apparent. The cheaper flasks lacked the precise graduation ring and the reassurance of a serial number linked to a certificate. I chose the Kimble/Kontes flask specifically for its Class A certification and traceability.
My first impression was one of cautious optimism. I was excited to finally have a truly reliable tool for precise measurements, but also aware that its true value would depend on its performance in repeated use.
Real-World Testing: Putting Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 to the Test
First Use Experience
My first test involved preparing a series of calibration standards for a field nitrate test kit I was developing. I used the Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 in a controlled lab environment, following meticulous procedures for dilution and mixing. The flask performed flawlessly, delivering precise volumes consistently.
I also tested its resistance to different temperatures by filling it with solutions ranging from near-freezing to moderately warm (not exceeding the recommended temperature limits for glassware). The flask showed no signs of stress or distortion and maintained its accuracy across the temperature range. Its ease of use was notable: the wide mouth made filling easy, and the graduation ring was clear and easy to read.
There were no immediate issues after the first use; the flask cleaned easily and showed no signs of leaching or contamination.
Extended Use & Reliability
After several weeks of repeated use, the Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 continues to perform admirably. It has become an indispensable tool in my calibration process.
The flask shows no signs of wear and tear despite frequent use and cleaning. The glass remains clear and free from scratches, and the graduation ring is still perfectly legible. Cleaning involves a simple wash with distilled water and a mild laboratory detergent.
Compared to my previous experiences with less precise flasks, the Kimble/Kontes flask offers a significant improvement in accuracy and reliability. The difference is noticeable in the consistency of my calibration standards and the overall accuracy of my field-testing kits.
Breaking Down the Features of Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250
Specifications
The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 has a capacity of 250mL. The tolerance is ±0.12mL, highlighting its precision. The stopper is a standard taper (ST) size 16, ensuring a secure and leak-proof seal.
The flask is manufactured by Kimble Chase, a reputable name in laboratory glassware. It is designed according to ASTM Specification E288, Class A serialized requirements. It also meets the requirements of NBS Circular 602. This is critical for ensuring accuracy and traceability.
Performance & Functionality
The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 performs its job flawlessly. The accuracy is outstanding, ensuring reliable results in demanding analytical applications.
Its strength lies in its precision and the confidence it inspires in the accuracy of measurements. A potential weakness could be the fragility of the glass, but this is inherent in all laboratory glassware and can be mitigated with careful handling. It meets and exceeds expectations for a Class A volumetric flask.
Design & Ergonomics
The flask is made of high-quality KIMAX borosilicate glass, known for its chemical resistance and thermal stability. It feels solid and well-balanced in hand.
The design is straightforward and functional, with a wide mouth for easy filling and a narrow neck with a precisely etched graduation ring. There’s no learning curve; using a volumetric flask is a fundamental laboratory skill.
Durability & Maintenance
With proper care, the Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 should last for years. Proper cleaning and handling are essential to prevent scratches and breakage.
Maintenance is simple, requiring only regular washing with appropriate detergents. Avoid harsh chemicals or abrasive cleaners.
Accessories and Customization Options
The flask comes with a matching ST glass stopper, which is essential for accurate measurements. There are no real customization options for a volumetric flask.
Compatibility with other lab equipment is excellent, as the standard taper stopper size ensures a tight seal with various adapters and fittings.
Pros and Cons of Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250
Pros
- Exceptional accuracy and Class A certification for reliable measurements.
- Durable KIMAX borosilicate glass construction for chemical and thermal resistance.
- Serialized and certified, ensuring traceability and compliance with standards.
- Standard taper glass stopper provides a tight, leak-proof seal.
- Easy to clean and maintain, ensuring long-term usability.
Cons
- Relatively high price compared to non-certified volumetric flasks.
- Glass construction makes it susceptible to breakage if mishandled.
Who Should Buy Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250?
The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 is perfect for anyone requiring precise volumetric measurements, including laboratory technicians, researchers, and quality control professionals. It’s ideal for applications where accuracy is paramount, such as preparing standard solutions, performing titrations, and calibrating analytical instruments. Those developing specialized field testing kits like myself can also benefit immensely.
Someone who doesn’t need this product would be someone who only requires rough estimates or is using measuring tools for non-scientific purposes. This might include hobbyists or those doing basic household tasks.
A must-have accessory is a good quality lab detergent for cleaning.
Conclusion on Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250
In summary, the Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 is a top-quality laboratory tool that delivers exceptional accuracy and reliability. While the price may seem high, the value it provides in terms of precision and traceability is well worth the investment for those who demand the best.
I would absolutely recommend it to anyone needing precise volumetric measurements. The Kimble/Kontes KIMAX Volumetric Flasks with ST Glass Stopper, Class A, Serialized and Certified, Kimble Chase 28017 250 is not just a flask; it’s a commitment to accuracy and quality. Invest in precision, and you’ll see the difference in your results.