Let’s Dive into Eppendorf Pipette Res Plus Fixed 500ul 3121000112
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 is a single-channel, fixed-volume pipette designed for precision liquid handling. Manufactured by Eppendorf, a leader in laboratory equipment, this pipette promises ergonomic design and accurate dispensing of 500 microliter volumes. Its spring-loaded tip cone is a standout feature, aiming to reduce user fatigue and ensure secure tip attachment.
My journey to finding the Eppendorf Pipette Res Plus Fixed 500ul 3121000112 started with a persistent problem: inconsistent results in my field testing protocols. I needed a reliable and repeatable method for dispensing reagents in various environmental conditions. I was looking for a pipette that could withstand the rigors of outdoor use while maintaining a high degree of accuracy.
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 arrived in a surprisingly compact package. Initial inspection revealed a well-constructed instrument, feeling solid and balanced in hand, hinting at the quality Eppendorf is known for. The blue color is a nice touch, adding a visual element that differentiates it from other lab equipment.
Compared to a generic adjustable pipette and a competitor’s fixed-volume pipette, the Eppendorf stood out due to its advertised ergonomic design and reputation for precision. I had previously struggled with adjustable pipettes losing calibration during transportation and rough handling. The fixed-volume nature of the Eppendorf seemed like a more robust and reliable solution.
My first impression was a blend of excitement and cautious optimism. The pipette felt comfortable, and the spring-loaded tip cone gave a satisfying “click,” instilling confidence in tip securement. However, the price tag of $699.99 raised the bar for its performance; it needed to truly deliver on its promises to justify the investment.
Real-World Testing: Putting Eppendorf Pipette Res Plus Fixed 500ul 3121000112 to the Test
First Use Experience
My initial field testing involved measuring water samples for pH levels in a remote stream. The environment was damp and muddy, typical of a Pacific Northwest rainforest. I needed to accurately dispense 500ul of a reagent solution to each sample.
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 performed admirably, even in the less-than-ideal conditions. The spring-loaded tip cone proved its worth, securely holding the pipette tip despite accidental bumps and knocks against rocks. The dispensing action was smooth and consistent.
The pipette was surprisingly easy to use, requiring minimal acclimatization. Its ergonomic design made repetitive dispensing less tiring than with my previous pipettes. No immediate issues or surprises arose during the first-time use.
Extended Use & Reliability
After several weeks of regular use, the Eppendorf Pipette Res Plus Fixed 500ul 3121000112 continues to impress. It has become an indispensable tool in my field kit. The pipette consistently delivers accurate volumes, ensuring the reliability of my test results.
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 shows no significant signs of wear and tear. The plastic body is durable and resists scratches, even with frequent exposure to abrasive materials. The piston action remains smooth and responsive.
Cleaning the Eppendorf Pipette Res Plus Fixed 500ul 3121000112 is straightforward. A simple wipe-down with a damp cloth after each use is generally sufficient to remove any surface contamination. I have disassembled the pipette for more thorough cleaning a few times, and the process is relatively simple, though requires some care.
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 significantly outperforms my previous pipettes in terms of accuracy and reliability. The fixed-volume design eliminates the potential for accidental volume adjustments, common with adjustable pipettes. It is a testament to the quality engineering of Eppendorf.
Breaking Down the Features of Eppendorf Pipette Res Plus Fixed 500ul 3121000112
Specifications
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 is a single-channel, fixed-volume pipette designed to dispense 500 microliters of liquid. It is manufactured by Eppendorf, a well-known and respected brand in the world of laboratory equipment. The pipette’s defining feature is its spring-loaded tip cone, which ensures secure tip attachment and reduces user fatigue.
The pipette’s color is blue, offering easy visual identification. The product is sold individually (“Each”). The fixed volume eliminates variability, ensuring that a user always dispenses precisely 500ul. The spring-loaded tip cone significantly reduces the force required to attach and eject tips, minimizing the risk of repetitive strain injuries.
Performance & Functionality
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 performs its job with exceptional accuracy and reliability. Dispensing is smooth and consistent, minimizing the risk of errors. This is critical for applications requiring precise measurements.
Its strength lies in its simplicity and precision; the fixed volume design eliminates the potential for error introduced by accidental adjustments. The primary weakness, however, is its inflexibility; it is only suitable for applications requiring 500ul volumes. It certainly meets and often exceeds expectations, especially regarding its reliability and user comfort.
Design & Ergonomics
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 boasts excellent build quality. It is constructed from durable plastics that are resistant to chemical damage. Its ergonomic design makes it comfortable to hold and use for extended periods.
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 is very user-friendly. The smooth piston action and secure tip attachment make it easy to use. There is virtually no learning curve.
Durability & Maintenance
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 is built to last, even with frequent use in demanding environments. Proper cleaning and maintenance will extend its lifespan significantly. Disassembly for thorough cleaning is relatively simple, but needs to be carried out with care.
Routine maintenance involves cleaning the exterior with a damp cloth and occasionally lubricating the piston. With proper care, it will likely last for many years. This contributes to the overall value.
Accessories and Customization Options
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 does not come with many accessories, reflecting its simple, fixed-volume design. The primary accessory is compatible pipette tips. The Eppendorf website provides detailed information on recommended tip types for optimal performance.
While not customizable in the traditional sense, using high-quality, compatible tips is crucial for ensuring accurate and reliable dispensing. It is compatible with most universal 500ul pipette tips, but Eppendorf brand tips are recommended.
Pros and Cons of Eppendorf Pipette Res Plus Fixed 500ul 3121000112
Pros
- Exceptional Accuracy: The fixed-volume design ensures consistent and reliable dispensing of 500ul volumes.
- Ergonomic Design: The pipette is comfortable to hold and use for extended periods, reducing user fatigue.
- Spring-Loaded Tip Cone: Ensures secure tip attachment and minimizes the force required for tip ejection.
- Durable Construction: Built from high-quality materials that can withstand the rigors of field use.
- Easy to Use: Straightforward operation with no complex settings or adjustments required.
Cons
- Fixed Volume: Limited to dispensing 500ul volumes, making it unsuitable for applications requiring variable volumes.
- High Price: Significantly more expensive than generic adjustable pipettes.
Who Should Buy Eppendorf Pipette Res Plus Fixed 500ul 3121000112?
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 is perfect for researchers, field technicians, and lab professionals who require highly accurate and repeatable dispensing of 500ul volumes. It is especially well-suited for applications where reliability and ergonomics are paramount. This includes environmental monitoring, pharmaceutical research, and clinical diagnostics.
This pipette is not suitable for users who need to dispense a range of volumes. Those who need flexibility in volume settings should consider adjustable pipettes instead. It is also not ideal for budget-conscious buyers, as the price point is significantly higher than generic alternatives.
A must-have accessory is a supply of high-quality, compatible pipette tips. Regular calibration checks are also recommended to ensure continued accuracy.
Conclusion on Eppendorf Pipette Res Plus Fixed 500ul 3121000112
The Eppendorf Pipette Res Plus Fixed 500ul 3121000112 is a high-quality, reliable instrument that delivers exceptional accuracy and user comfort. Its fixed-volume design and spring-loaded tip cone make it a standout choice for specific applications where 500ul volumes are consistently required. While the price tag is substantial, the value proposition lies in its durability, precision, and ergonomic benefits.
The price is justified for professionals who depend on accurate and repeatable results. It is a valuable investment for enhancing workflow and reducing errors.
I would personally recommend the Eppendorf Pipette Res Plus Fixed 500ul 3121000112 to anyone who values precision, reliability, and ergonomic design in their liquid handling. If your work demands consistent 500ul volumes, this pipette is worth the investment. Consider adding it to your arsenal today for precise liquid handling!