Contaminant Comparison Chart

For a complete list of contaminants that PUR filters reduce, please view our Performance Data Sheets here.

 

 

 

PUR & PUR PLUS FAUCET FILTERS
RF3375/RF9999

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PUR PLUS PITCHER FILTERS
PPF951K

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PUR BASIC PITCHER FILTERS
PPF900Z

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Vs. Brita*

Lead
Microplastics
Mercury
Chlorine Taste & Odor
DEET
TTHM

PUR’s Filtration Systems Are Certified By NSF And WQA For Their Contamination Reduction. WQA certifications as of 5/27/21 for Faucet filter models RF-3375 and RF-9999.

¹ Certified to reduce 10X more chemical and physical substances than Brita’s® leading pitcher filter.
² Certified to reduce 3X more chemical and physical substances than Brita’s® leading pitcher filter.
³ Certified to reduce 2X more chemical and physical substances than Brita’s® leading pitcher filter.
*Versus best-selling Brita® pitcher filter OB03. Brita® is a trademark of Brita LP.
**Like other leading brands, PUR does not filter microbes. As of 3/1/23 Brita® and ZeroWater® were not certified to filter microbes. Brita® is a trademark of Brita LP. ZeroWater® is a trademark of Zero Technologies, LLC..

 

PUR & PUR PLUS FAUCET FILTERS

 

 

 

PUR & PUR PLUS FAUCET FILTERS
RF3375/RF9999

View Filters

 

Vs. Brita*

Lead
Microplastics
Mercury
Chlorine Taste & Odor
DEET
TTHM

PUR’s Filtration Systems Are Certified By NSF And WQA For Their Contamination Reduction. WQA certifications as of 5/27/21 for Faucet filter models RF-3375 and RF-9999.

¹ Certified to reduce 10X more chemical and physical substances than Brita’s® leading pitcher filter.
² Certified to reduce 3X more chemical and physical substances than Brita’s® leading pitcher filter.
³ Certified to reduce 2X more chemical and physical substances than Brita’s® leading pitcher filter.
*Versus best-selling Brita® pitcher filter OB03. Brita® is a trademark of Brita LP.
**Like other leading brands, PUR does not filter microbes. As of 3/1/23 Brita® and ZeroWater® were not certified to filter microbes. Brita® is a trademark of Brita LP. ZeroWater® is a trademark of Zero Technologies, LLC..

 

PUR PLUS PITCHER FILTERS

 

 

PUR PLUS PITCHER FILTERS
PPF951K

View Filter

 

Vs. Brita*

Lead
Microplastics
Mercury
Chlorine Taste & Odor
DEET
TTHM

PUR’s Filtration Systems Are Certified By NSF And WQA For Their Contamination Reduction. WQA certifications as of 5/27/21 for Faucet filter models RF-3375 and RF-9999.

¹ Certified to reduce 10X more chemical and physical substances than Brita’s® leading pitcher filter.
² Certified to reduce 3X more chemical and physical substances than Brita’s® leading pitcher filter.
³ Certified to reduce 2X more chemical and physical substances than Brita’s® leading pitcher filter.
*Versus best-selling Brita® pitcher filter OB03. Brita® is a trademark of Brita LP.
**Like other leading brands, PUR does not filter microbes. As of 3/1/23 Brita® and ZeroWater® were not certified to filter microbes. Brita® is a trademark of Brita LP. ZeroWater® is a trademark of Zero Technologies, LLC..

 

PUR BASIC PITCHER FILTERS

 

 

 

PUR BASIC PITCHER FILTERS
PPF900Z

View Filter

 

Vs. Brita*

Lead
Microplastics
Mercury
Chlorine Taste & Odor
DEET
TTHM

PUR’s Filtration Systems Are Certified By NSF And WQA For Their Contamination Reduction. WQA certifications as of 5/27/21 for Faucet filter models RF-3375 and RF-9999.

¹ Certified to reduce 10X more chemical and physical substances than Brita’s® leading pitcher filter.
² Certified to reduce 3X more chemical and physical substances than Brita’s® leading pitcher filter.
³ Certified to reduce 2X more chemical and physical substances than Brita’s® leading pitcher filter.
*Versus best-selling Brita® pitcher filter OB03. Brita® is a trademark of Brita LP.
**Like other leading brands, PUR does not filter microbes. As of 3/1/23 Brita® and ZeroWater® were not certified to filter microbes. Brita® is a trademark of Brita LP. ZeroWater® is a trademark of Zero Technologies, LLC..

 

Essential Tips for Choosing a Refrigerated Centrifuge?

Choosing the right refrigerated centrifuge is crucial for laboratory efficiency and sample integrity. Dr. Emily Carter, a leading expert in biomedical engineering, emphasizes, "The right centrifuge can make or break your results." This statement captures the essence of selecting a high-quality refrigerated centrifuge.

When considering a refrigerated centrifuge, think about your specific applications. Different models cater to various needs. For instance, some are designed for delicate biological samples, while others handle more robust materials. The temperature range is equally vital. A wide range may ensure proper sample preservation without compromising results.

It's also important to consider user-friendliness and reliable customer support. Many laboratories face challenges in maintenance or programming. Thus, purchasing from reputable manufacturers who offer robust support can save time and frustration. The right choice can enhance your workflow and lead to better research outcomes. Reflect on past experiences and remember, not every centrifuge fits every scenario.

Essential Tips for Choosing a Refrigerated Centrifuge?

Types of Refrigerated Centrifuges and Their Applications

When selecting a refrigerated centrifuge, understanding the various types and their applications is crucial. Refrigerated centrifuges are vital in laboratories, especially in the life sciences sector. There are several types available, including high-speed, microcentrifuges, and ultracentrifuges. Each type has distinct capabilities and serves specific purposes. The high-speed centrifuge typically reaches speeds of 20,000–30,000 RPM, suitable for separating small volumes of liquid. In contrast, ultracentrifuges operate above 100,000 RPM, essential for isolating cellular components and biomolecules.

Different applications require different features. Biological labs often utilize refrigerated microcentrifuges for enzyme reactions. The cooling feature prevents temperature-sensitive samples from degrading. Reports show that 85% of laboratories prioritize temperature control in their centrifuges, indicating its importance. However, the choice of a centrifuge can be daunting due to the wide variety of models and capabilities. Some users may overlook key specifications, leading to inefficient centrifugation processes and compromised sample integrity.

Safety must also be a consideration. Many centrifuges come with containment features to prevent spillage during operation. Research indicates that approximately 30% of users do not consider safety protocols actively while using these machines. This oversight can lead to hazardous situations. The balance of performance and safety is crucial when selecting the appropriate centrifuge for specific applications. Understanding these types and their respective functionalities can guide user decision-making effectively.

Key Features to Consider When Selecting a Refrigerated Centrifuge

When selecting a refrigerated centrifuge, understanding key features is crucial. A reliable temperature control system is vital for accurate results. Most high-quality models maintain temperatures from -10°C to 40°C within ±1°C. According to a report by Lab Manager, over 70% of centrifuge-related errors stem from improper temperature regulation. This highlights the need for precision in your choice.

Another important aspect is rotor compatibility. Ensure the centrifuge supports a variety of rotors for different applications. Some centrifuges can accommodate fixed-angle, swinging-bucket, and vertical rotors. That flexibility can significantly enhance lab efficiency. Data from the Research and Markets report indicates that laboratories prioritizing rotor versatility experience a 30% increase in productivity.

Lastly, consider the noise level and energy efficiency. Centrifuges often operate at high speeds, generating significant noise. Selecting models with noise-reduction features can lead to a more pleasant workplace. Energy-efficient units may result in long-term cost savings, making them a thoughtful choice for any lab. Always weigh these features against the specific needs of your research to ensure optimal performance and reliability.

Importance of Temperature Control in Refrigerated Centrifuges

When selecting a refrigerated centrifuge, temperature control is crucial. Maintaining a consistent temperature during centrifugation protects sensitive samples. Biological materials, for example, can degrade or lose functionality when exposed to improper temperatures. By ensuring that temperatures remain stable, researchers can achieve reliable and reproducible results.

Understanding the temperature range of a refrigeration unit is important. Some materials may require specific temperature limits. Failing to meet these requirements can lead to compromised sample integrity. Researchers should consider the cooling speed and thermal stability of the centrifuge. This information helps avoid temperature fluctuations that could affect experimental outcomes.

It's not common to think deeply about temperature control when purchasing equipment. However, its implications are significant. A centrifuge might seem ideal, but inadequate temperature management can ruin valuable samples. Reflect on past experiences where temperature variations caused issues. Such reflections emphasize the importance of choosing the right refrigerated centrifuge.

Factors Influencing the Cost of Refrigerated Centrifuges

When considering a refrigerated centrifuge, multiple factors influence its cost. The capacity plays a crucial role. Larger models typically cost more. They accommodate bigger sample sizes, ideal for extensive research projects. However, small-scale labs might not need such capacity, making a smaller model more cost-effective.

Temperature control features also impact pricing. Advanced temperature control ensures sample integrity during centrifugation. Basic models offer limited cooling capabilities, which might not suit all applications. This trade-off is significant. A lab must evaluate its specific needs versus budget limitations to find a balance.

The rotor type is another determinant. Fixed-angle rotors are generally less expensive than swinging-bucket options. Yet, swinging-bucket rotors provide better separation for certain samples. This complexity requires thoughtful consideration. Prospective buyers should reflect on their requirements. Sometimes, cheaper options might not meet performance needs, leading to dissatisfaction. Each purchase should involve careful assessment of these elements.

Essential Tips for Choosing a Refrigerated Centrifuge - Factors Influencing the Cost of Refrigerated Centrifuges

Factor Description Price Range (USD)
Cooling Capacity The ability to cool samples rapidly to preset temperatures. $5,000 - $15,000
Maximum RPM The rotational speed at which the centrifuge operates efficiently. $4,500 - $12,000
Rotor Type Fixed-angle, swinging bucket, or other rotor types. $3,000 - $10,000
Capacity The volume of samples that can be processed at once. $6,000 - $18,000
Ease of Use User-friendly interface and software capabilities. $2,000 - $8,000
Maintenance Costs Regular service and parts replacement needs. $1,000 - $5,000
Warranty and Support Duration and terms of warranty, as well as customer support. $500 - $3,000

Maintenance Tips for Prolonging the Life of Refrigerated Centrifuges

When it comes to maintaining refrigerated centrifuges, attention to detail is crucial. Regular cleaning is essential to prevent cross-contamination. Residues from previous samples can affect future results. A simple wipe-down with appropriate cleaning agents can go a long way. Ensure that all removable parts are disassembled and thoroughly cleaned. It’s a small task but makes a noticeable difference.

Temperature calibration checks are also critical. Fluctuations can lead to sample degradation. Regularly verify temperature settings and adjust them if necessary. This not only preserves sample integrity but also enhances the centrifuge's efficiency.

Lastly, record keeping plays a vital role in maintenance. Log service dates, cleaning routines, and any issues encountered. This practice helps to identify recurring problems and serves as a reference point for future maintenance. Reflecting on these records can uncover patterns that might require professional attention. Properly maintaining your refrigerated centrifuge ensures it operates efficiently for years.