Let’s Dive into Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010
The Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 represents a crucial tool for precise liquid dispensing in laboratory and field settings. Manufactured by Nalge Nunc, a trusted name in scientific equipment, this buret combines the clarity of acrylic with an automatic self-zeroing feature and a durable polymethylpentene (PMP) stopcock. Its design promises accuracy and ease of use, catering to professionals requiring reliable titration.
My journey to finding this buret stemmed from a need for increased accuracy and efficiency in field water testing. Existing methods, involving manual zeroing and less precise dispensing, proved time-consuming and prone to error in remote locations. I was searching for a durable, field-portable solution that minimized human error and maximized the reliability of my results.
Upon unboxing, the Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 immediately impressed me with its crystal-clear acrylic body. The unit felt surprisingly robust, despite its lightweight construction. The PMP stopcock moved smoothly, suggesting quality craftsmanship.
Compared to traditional glass burets and cheaper plastic alternatives, the Nalge Nunc stood out due to its combination of durability, ease of reading, and self-zeroing capability. I had previously considered burets from BrandTech and Hirschmann, but the Nalge Nunc seemed to offer a better balance of field ruggedness and precise functionality. The promise of reduced breakage and easier handling made it a compelling choice.
My first impression was one of cautious optimism. The design appeared well-thought-out, but real-world performance would be the ultimate test. I was excited to see if the Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 could truly deliver on its promise of precise and reliable dispensing in demanding outdoor conditions.
Real-World Testing: Putting Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 to the Test
First Use Experience
My initial testing took place during a water quality assessment project in a remote mountain watershed. I used the Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 to perform alkalinity titrations on stream water samples. The buret was deployed in a makeshift field laboratory, exposed to fluctuating temperatures and occasional splashes.
The buret performed admirably, even under challenging conditions. The automatic self-zeroing feature proved invaluable, eliminating the need for manual adjustments before each titration. The PMP Stopcock provided fine control over the dispensing rate, allowing for precise drop-by-drop additions during endpoint determination.
Initially, I was slightly concerned about the stability of the acrylic base on uneven surfaces, but this proved to be a minor issue. After the first few titrations, the process became intuitive, and the results were consistent with laboratory standards. The clear acrylic made it simple to read the graduations.
Extended Use & Reliability
After several weeks of continuous use in the field, the Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 continued to perform reliably. Despite being transported in rugged conditions, the acrylic body showed no signs of cracking or significant scratching. The graduations remained clear and legible.
The PMP Stopcock maintained its smooth operation throughout the testing period. Regular cleaning with distilled water was sufficient to prevent clogging or buildup. Compared to my previous experiences with glass burets, the Nalge Nunc significantly reduced the risk of breakage and simplified the titration process.
The Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 outperformed my expectations, particularly in terms of durability and ease of use in the field. I was able to perform accurate titrations with minimal downtime, even in challenging environments. This is a significant improvement over less robust options.
Breaking Down the Features of Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010
Specifications
- Capacity: 10 mL. This capacity is ideal for titrations requiring high precision and small volumes of titrant.
- Graduations: 0.10 mL. The fine graduations allow for precise dispensing and accurate reading of volumes.
- Reservoir: 500 mL. A generously sized reservoir reduces the need for frequent refills during extended use.
- Length: 320 mm. The compact length contributes to portability and ease of handling.
- Material: Acrylic body, PMP stopcock, Teflon TFE plug. Acrylic provides excellent clarity and break resistance, while PMP offers chemical resistance and smooth operation. The Teflon plug ensures a leak-proof seal.
- Automatic Self-Zeroing: This feature simplifies the titration process by automatically setting the zero point, eliminating manual adjustments.
- NALGENE Tubing: Includes 3 feet of NALGENE 380 tubing and a low-density polyethylene squeeze bottle for easy filling.
These specifications are critical for achieving accurate and repeatable titration results. The fine graduations and reliable stopcock allow for precise dispensing, while the durable materials ensure long-term performance, even in demanding environments. The self-zeroing function reduces errors and streamlines the workflow.
Performance & Functionality
The Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 excels at delivering precise and consistent liquid dispensing. Its accuracy is comparable to that of traditional glass burets, but with added benefits of increased durability and ease of use. The self-zeroing feature significantly reduces the potential for human error.
One minor weakness is the sensitivity of acrylic to certain organic solvents. However, for aqueous solutions and dilute acids/bases, it performs exceptionally well. Overall, the Nalge Nunc meets and exceeds expectations for a portable and reliable titration device.
Design & Ergonomics
The clear acrylic body of the Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 provides excellent visibility of the liquid level. The buret is lightweight and easy to handle, even with gloves. The smooth operation of the PMP Stopcock allows for precise dispensing with minimal effort.
The design is generally user-friendly, although the initial setup requires some familiarization with the self-zeroing mechanism. Once set up, the buret is intuitive to use and requires minimal training.
Durability & Maintenance
The acrylic construction of the Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 offers superior break resistance compared to glass burets. With proper care, this buret should provide years of reliable service. Cleaning is straightforward, requiring only mild detergents and distilled water.
Replacement tubing and stopcock plugs are readily available from NALGENE, ensuring easy maintenance and repair. The design is simple enough to allow for field repairs if needed.
Accessories and Customization Options
The Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 comes with a 3-foot length of NALGENE 380 tubing and a low-density polyethylene squeeze bottle for refilling. While not customizable in terms of core features, users can adapt the tubing length to suit their specific setup.
The buret is compatible with various laboratory stands and supports, allowing for integration into existing workflows. The Teflon TFE plug is a standard size and can be replaced with similar plugs from other manufacturers if needed.
Pros and Cons of Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010
Pros
- Automatic Self-Zeroing: Eliminates manual adjustments and reduces the potential for human error, saving significant time and increasing accuracy.
- Durable Acrylic Body: Offers superior break resistance compared to glass burets, making it ideal for field use and reducing replacement costs.
- Precise PMP Stopcock: Provides fine control over dispensing rate, allowing for accurate endpoint determination in titrations.
- Clear Graduations: Easy-to-read graduations ensure accurate volume measurements.
- Portability: Lightweight and compact design makes it easy to transport and use in remote locations.
Cons
- Acrylic is not compatible with all organic solvents.
- Relatively high price point compared to basic glass burets.
Who Should Buy Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010?
This buret is perfect for field researchers, environmental scientists, water quality technicians, and educators who require accurate and reliable liquid dispensing in demanding environments. It is also well-suited for laboratories seeking to improve efficiency and reduce the risk of breakage.
Individuals primarily working with organic solvents or those on a very tight budget may want to consider alternative options. However, the long-term cost savings from reduced breakage and increased accuracy often justify the initial investment.
A sturdy laboratory stand is a must-have accessory for stable operation. Depending on the application, consider purchasing additional lengths of NALGENE tubing for convenient filling.
Conclusion on Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010
The Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 is a high-quality and reliable tool for precise liquid dispensing. Its automatic self-zeroing feature, durable acrylic construction, and precise stopcock make it a valuable asset for both laboratory and field applications. The reduction in errors and enhanced durability are well worth the investment.
The price of $469.99 is justified by the buret’s superior performance and long-term durability. I would highly recommend this buret to anyone seeking a dependable and accurate solution for titration and liquid dispensing.
If you’re tired of broken glass burets and inaccurate results, invest in the Nalge Nunc Acrylic Burets, Automatic Self-Zeroing, PMP Stopcock, NALGENE 3640-0010 and experience the difference!