
( Brand: Science ), ( Model: POLY SCIENCE 12910-40 )
The Cole-Parmer 12910-40 Circulating Water Bath is an essential laboratory instrument designed to maintain a consistent temperature for various applications in scientific research and education. This model, with a 5.0-liter capacity, boasts features that ensure precise temperature control, convenient functionality, and durable construction, making it a valuable addition to any laboratory environment.
Beginning with design, the 12910-40 Circulating Water Bath features a sleek and modern appearance, featuring a white powder-coated finish for a clean and professional look. It holds a relatively compact size, which allows easy placement in limited lab space. Its construction incorporates high-quality materials, including a shatter-resistant glass front and a stainless steel base, ensuring durability and long-lasting performance.
The heart of the Circulating Water Bath lies within its superior temperature control capabilities. This system employs an accurate thermostatically controlled heating element, delivering precise and consistent temperature maintenance between 25 to 75 C (77 to 167 F). Furthermore, the swirling action of the gentle circulation built-in motor assists in maintaining an even temperature distribution throughout the water, preventing hotspots and cold spots that could potentially affect the integrity of samples.
In terms of functionality, the 12910-40 Circulating Water Bath's ergonomic design focuses on user-friendly features to optimize lab work. It includes a detachable wire probe with a color-coded temperature display, offering quick temperature-reading capabilities and easy temperature setting for maximum convenience. Additionally, it includes an adjustable timer function that can be set for up to 120 hours of operation, allowing for prolonged experiments with peace of mind.
The Circulating Water Bath also offers safety features, including an automatic shut-off function for overheating protection, ensuring that the samples stay protected at all times. Furthermore, the water level indicator greatly assists in preventing overfilling and maintaining a suitable water level during operation.
In summary, the Cole-Parmer 12910-40 Circulating Water Bath is a reliable and robust laboratory instrument designed to deliver precise temperature control with ease, convenience and functionality that meets the varying requirements of scientific research and education. Its sleek design, durable construction, and advanced features make it an indispensable tool for any laboratory.
The Cole-Parmer 12910-40 Circulating Water Bath is a popular laboratory equipment used for maintaining a constant temperature for various chemical reactions and experiments. Here are some potential advantages and disadvantages to consider before making a purchase.
Pros:1. Uniform Temperature: The circulating water bath ensures that the temperature is maintained uniformly across the container, which is essential for many lab experiments. This consistent temperature helps in achieving accurate and reproducible results.
2. Energy Efficient: The circulating action of the water helps maintain temperature with less energy compared to traditional static water baths, making it a more energy-efficient choice for the lab.
3. Easy to Use: The Cole-Parmer 12910-40 model comes with a user-friendly temperature controller, which simplifies the process of setting and maintaining the desired temperature.
4. Versatile: This circulating water bath can accommodate a variety of container sizes, from Erlenmeyer flasks to round-bottomed flasks, making it a versatile equipment for different lab applications.
5. Durable Design: Cole-Parmer's robust design includes an electro-polished stainless steel water jacket and a glass-reinforced polymer (GRP) application dish, ensuring longevity and resistance to corrosion.
Cons:1. Water Evaporation: Over extended periods, circulation water baths can result in some water evaporation that may require periodic refilling.
2. Electricity Consumption: Though efficient compared to static water baths, circulating models still consume electricity, increasing energy costs and environmental impact.
3. Risk of Contamination: Open containers in circulating water baths potentially expose samples to air, water, or external contaminants, requiring constant attention to maintain sterility and purity.
4. Size and Space Requirements: Circulating water baths with larger capacity come with a larger footprint that may pose space challenges in crowded lab settings.
5. Cost: Circulating water baths like the Cole-Parmer 12910-40 can carry a higher price tag than static water baths, which may affect the budget of smaller labs or DIY enthusiasts.
Conclusion:The Cole-Parmer 12910-40 Circulating Water Bath is a valuable investment for scientific and laboratory applications, offering superior temperature uniformity, energy efficiency, and versatility. However, it may come with the downsides of water evaporation, electricity consumption, risk of contamination, size requirements, and potentially higher costs compared to static water baths. Those considering this investment should weigh the benefits against the cons, considering their specific lab needs and constraints.
Recommendation:Based on the presented pros and cons, the Cole-Parmer 12910-40 Circulating Water Bath is recommended for laboratories that require precise temperature control, efficient energy usage, and the ability to support various container sizes. For smaller experiments or those with budget limitations, a static water bath could be a more appropriate choice.
No manuals, have cord, as is where. Came out of working lab environment, turns on circulating pump works, compressor works.