What Makes the Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 Stand Out?
The Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 represents a standard in laboratory glassware. These cylinders, crafted by Kimble/Kontes, offer a reliable solution for precise liquid measurement. The inclusion of glass stoppers and their Class B accuracy distinguish them in various applications, while the pack of four provides convenience and value.
My foray into needing such precise measurement tools began during a project involving the creation of custom, field-expedient water purification solutions. The need to accurately measure and mix specific ratios of chemicals, such as iodine or chlorine solutions, was paramount to ensure both effectiveness and safety. Accuracy was not just a matter of procedure, but a matter of well-being.
Upon unboxing the Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4, my immediate impression was one of sturdy reliability. The borosilicate glass felt substantial, giving a sense of durability that’s crucial in field settings. The glass stoppers fit snugly, suggesting a tight seal and minimizing the risk of contamination.
I considered cheaper plastic alternatives, but the chemical resistance and accuracy of glass won me over. I also looked at other brands, but Kimble/Kontes has a solid reputation in scientific circles, lending confidence in their precision. I also checked out some Class A cylinders, however the budget for this project could only afford Class B.
My first impression was definitely positive. The cylinders exuded a sense of professional quality and gave me confidence that I could perform my required measurements with the accuracy needed for the success of the water purification project. This initial excitement was coupled with a sense of relief knowing that I had acquired the right tool for the job.
Real-World Testing: Putting Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 to the Test
First Use Experience
My first test involved measuring water samples to determine turbidity levels after filtration with different materials found in the backcountry. This was conducted both indoors, under controlled lighting, and outdoors in varying natural light conditions.
The Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 performed admirably. The single metric scale provided clear and easy-to-read measurements, even when my hands were wet. There was no slippage due to the knurling on the stoppers.
There was a slight learning curve in reading the meniscus accurately, but that’s standard for any graduated cylinder. The stoppers were also a touch difficult to remove at times when my hands were wet.
Extended Use & Reliability
After several months of intermittent use, the Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 have proven to be incredibly durable. There are no chips or cracks, even after being transported in a well-padded container during field exercises.
The graduation markings remain clear and legible, showing no signs of fading. Cleaning is easy with standard laboratory detergents. They rinse clean without leaving residue.
Compared to some cheap plastic cylinders I used in the past, these are a revelation. The accuracy is consistent, and the material doesn’t leach or react with chemicals in my solutions. The Kimble/Kontes cylinders are in a different class from the plastic options.
Breaking Down the Features of Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4
Specifications
The Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 boast specific features that enhance their utility. Each cylinder has a capacity of 50 mL.
The graduation range spans from 3 to 50 mL, with intervals of 1 mL. This offers flexibility in measuring different volumes with precision. The tolerance is ±0.4 mL, ensuring accurate readings for critical experiments.
The cylinders include a ST (Standard Taper) Stopper Size of 16. The approximate height is 195 mm, making them easy to handle and store. The Kimble No. is 20039 50, for easy identification.
These specifications matter because accuracy is paramount when dealing with chemical solutions. The Class B tolerance level provides a good balance between precision and cost-effectiveness for many applications. The glass stoppers are chemically inert, preventing contamination.
Performance & Functionality
The Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 perform their primary function exceptionally well. They allow for accurate and reliable measurement of liquids.
The clear, single metric scale is easy to read, minimizing errors. The glass stoppers create a secure seal, preventing evaporation or contamination. The narrow cylinder design aids in precise pouring.
The cylinder’s tolerance may not meet the requirement for some ultra-precise measurements. However, the Class B accuracy is perfectly suitable for the majority of field and laboratory applications. Overall, the performance significantly exceeds expectations for the price point.
Design & Ergonomics
The cylinders are constructed from KIMAX borosilicate glass, which is known for its chemical resistance and thermal stability. This makes them ideal for a wide range of applications.
The weight feels balanced, providing a stable feel when handling liquids. The design is simple and functional, with a focus on accuracy and ease of use. There is no steep learning curve.
Durability & Maintenance
KIMAX borosilicate glass is remarkably durable and resistant to shattering. With proper care, these cylinders should last for many years.
Cleaning is straightforward using standard laboratory detergents and brushes. Avoid abrasive cleaners, as they may scratch the glass. The glass is chemically inert, which further reduces the chances of degradation.
Accessories and Customization Options
The Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 do not have many customization options. The product is fairly standard.
However, they are compatible with standard laboratory accessories like cleaning brushes and drying racks. Different sized glass stoppers could potentially be used, but the size 16 included is sufficient. Third-party labeling systems can be used to identify the cylinder contents.
Pros and Cons of Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4
Pros
- High-quality borosilicate glass: Offers excellent chemical resistance and durability.
- Accurate measurements: Class B tolerance provides reliable results for most applications.
- Secure glass stoppers: Prevents contamination and evaporation.
- Clear, easy-to-read scale: Minimizes errors and improves usability.
- Pack of four: Provides excellent value and convenience.
Cons
- Class B tolerance: May not be suitable for ultra-precise applications requiring Class A accuracy.
- Glass construction: Susceptible to breakage if mishandled.
Who Should Buy Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4?
These Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 are perfect for: Field researchers needing accurate measurements in outdoor settings, survivalists preparing emergency water purification kits, and amateur chemists working on DIY projects. The durability and accuracy make them valuable tools.
This product may not be ideal for: Professionals requiring the highest level of accuracy (Class A glassware might be more suitable) or those needing unbreakable alternatives (plastic cylinders would be a better fit).
Must-have accessories or modifications include: A good quality cleaning brush, a protective carrying case for field use, and potentially some labeling tape to mark contents.
Conclusion on Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4
The Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 are a solid choice for anyone needing reliable and accurate liquid measurement. The KIMAX borosilicate glass construction ensures durability and chemical resistance.
At $369.99 for a pack of four, the price is justified given the quality and accuracy. Plastic alternatives are cheaper, but don’t offer the same level of confidence in measurement or resistance to chemicals.
I would absolutely recommend these cylinders. Their accuracy, durability, and ease of use make them a valuable addition to any field or lab setup. Get your Kimble/Kontes KIMAX Brand Single Metric Scale Graduated Cylinders, Class B, with Glass Stoppers 20039 50, Pack of 4 today and experience the difference that quality laboratory glassware can make.