waters hplc column

Waters HPLC columns: A Comprehensive Guide

📋 Index of contents
  1. What is an HPLC Column?
  2. Waters HPLC Columns: Overview
  3. Types of Waters HPLC Columns
    1. Symmetry Columns
    2. XBridge Columns
    3. Atlantis Columns
  4. Features and Benefits of Waters HPLC Columns
    1. High Efficiency and Resolution
    2. Reproducibility and Consistency
    3. Broad Range of Selectivity
    4. Compatibility with Different Samples and Solvents
  5. How to Choose a Waters HPLC Column
  6. Maintenance and Storage of Waters HPLC Columns
  7. FAQs
  8. Waters HPLC columns distributors

What is an HPLC Column?

An HPLC column is a cylindrical glass or stainless-steel tube packed with a stationary phase material. The stationary phase is responsible for the separation of components based on their physical and chemical properties, such as size, charge, polarity, and affinity. The mobile phase, which is a liquid or a gas, flows through the column, carrying the sample to be analyzed. As the sample interacts with the stationary phase, it gets separated into its components, which are then detected and quantified.

Waters HPLC Columns: Overview

Waters is a leading manufacturer of HPLC columns, and their columns are designed to deliver high efficiency, selectivity, and reproducibility. Waters HPLC columns are compatible with different types of samples and solvents and can handle a wide range of analytical challenges. Waters offers a broad portfolio of HPLC columns, each with its unique properties and characteristics.

Types of Waters HPLC Columns

Symmetry Columns

Symmetry columns are the most commonly used HPLC columns from Waters, and they offer excellent efficiency, selectivity, and reproducibility. Symmetry columns are available in C18, C8, Phenyl, and other chemistries, making them suitable for different applications.

XBridge Columns

XBridge columns are designed for high-resolution separations, and they offer superior peak shapes and excellent sensitivity. XBridge columns are available in C18, C8, Phenyl, and other chemistries, and they are compatible with different solvents and pH ranges.

Atlantis Columns

Acquity UPLC columns are designed for ultra-high-performance liquid chromatography (UPLC) and offer superior efficiency, sensitivity, and resolution. Acquity UPLC columns are available in C18, C8, Phenyl, and other chemistries, and they require less solvent consumption and offer faster separations than traditional HPLC columns.

Features and Benefits of Waters HPLC Columns

High Efficiency and Resolution

Waters HPLC columns offer high efficiency and resolution, which means that they can separate complex mixtures into their individual components with great precision and accuracy. The high efficiency and resolution of Waters HPLC columns result in sharper peaks, better signal-to-noise ratios, and improved detection limits.

Reproducibility and Consistency

Waters HPLC columns are designed to provide reproducibility and consistency, which means that they can deliver the same results over time and across different laboratories. Reproducibility and consistency are essential for method development, validation, and transfer, as well as for regulatory compliance.

Broad Range of Selectivity

Waters HPLC columns offer a broad range of selectivity, which means that they can separate a wide variety of compounds based on their chemical and physical properties. The broad range of selectivity of Waters HPLC columns makes them suitable for different applications and industries, such as pharmaceuticals, food and beverage, environmental, and clinical.

Compatibility with Different Samples and Solvents

Waters HPLC columns are compatible with different types of samples and solvents, which means that they can handle a wide range of analytical challenges. Waters HPLC columns are designed to work with different pH ranges, temperatures, and pressures, making them suitable for different HPLC systems and applications.

How to Choose a Waters HPLC Column

Choosing the right Waters HPLC column depends on several factors, such as the sample matrix, the analytes of interest, the separation mechanism, and the detection method. Some of the key factors to consider when choosing a Waters HPLC column include the chemistry, particle size, pore size, length, and diameter of the column, as well as the flow rate, pressure, and temperature of the system.

Maintenance and Storage of Waters HPLC Columns

Proper maintenance and storage of Waters HPLC columns are essential for their performance and longevity. Some of the best practices for maintaining and storing Waters HPLC columns include flushing the column with a compatible solvent after use, avoiding exposure to extreme temperatures, moisture, or sunlight, and storing the column in a clean, dry, and dark place. Regular column conditioning and regeneration can also help to extend the life of Waters HPLC columns.

FAQs

  1. Can I use Waters HPLC columns with other HPLC systems? Waters HPLC columns are designed to work with different HPLC systems, but it is important to check the compatibility of the column with the system before use.
  2. How long do Waters HPLC columns last? The lifespan of Waters HPLC columns depends on several factors, such as the frequency of use, the sample matrix, the storage conditions, and the cleaning and regeneration procedures. With proper maintenance and storage, Waters HPLC columns can last for hundreds of runs or even years.
  3. Can I recycle Waters HPLC columns? Waters HPLC columns can be recycled or regenerated, depending on the type and extent of the contamination or degradation. Recycling or regenerating Waters HPLC columns can help to reduce the environmental impact and the cost of analysis.
  4. How do I dispose of Waters HPLC columns? Waters HPLC columns should be disposed of according to the local regulations and guidelines for hazardous waste disposal. Typically, used HPLC columns should be deactivated, packed, labeled, and sent to a licensed waste disposal facility for proper treatment and disposal.
  5. How can I troubleshoot problems with Waters HPLC columns? If you experience problems with your Waters HPLC columns, such as poor peak shape, low sensitivity, or high backpressure, you can consult the troubleshooting guides and resources available from Waters or contact their technical support team for assistance. Common solutions include adjusting the flow rate, changing the mobile phase composition, or replacing the column or the guard column.

Waters HPLC columns distributors

Waters has a strong presence in the United States, with a network of authorized distributors that offer a range of Waters HPLC columns and related products and services. Here are some of the authorized distributors of Waters HPLC columns in the USA:

  1. VWR International VWR International is a leading distributor of laboratory supplies and equipment, including Waters HPLC columns and systems. VWR has a broad portfolio of products and services, and a strong distribution network across the US.
  2. Sigma-Aldrich Corporation Sigma-Aldrich Corporation is a global supplier of biochemicals, reagents, and laboratory equipment, and a distributor of Waters HPLC columns and consumables. Sigma-Aldrich has a wide range of applications and markets, and a reputation for quality and innovation.
  3. Agilent Technologies Agilent Technologies is a leading provider of analytical instruments and solutions, and a distributor of Waters HPLC columns and systems. Agilent has a strong customer base in the life sciences, chemical, and environmental sectors, and a focus on advanced technologies and software.
  4. Thermo Fisher Scientific Thermo Fisher Scientific is a global supplier of scientific instruments, reagents, and software, and a distributor of Waters HPLC columns and related products. Thermo Fisher has a diverse portfolio of applications and markets, and a commitment to sustainability and innovation.
  5. Analytical Sales and Services Analytical Sales and Services is a specialized distributor of chromatography and spectroscopy equipment, including Waters HPLC columns and systems. Analytical Sales and Services has a strong technical expertise and customer service, and a focus on customized solutions and support.

Other authorized distributors of Waters HPLC columns in the USA include Phenomenex, Restek, Hichrom, and Cole-Parmer. Customers can choose the distributor that best fits their needs based on factors such as location, product availability, technical support, and pricing.

  1. VWR International: https://us.vwr.com/
  2. Sigma-Aldrich Corporation: https://www.sigmaaldrich.com/
  3. Agilent Technologies: https://www.agilent.com/
  4. Thermo Fisher Scientific: https://www.thermofisher.com/
  5. Analytical Sales and Services: https://www.analytical-sales.com/

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Jose Hullgren (Laboratory Analist)

Hello to all readers, my name is Jose Hullgren, it is a pleasure to present you this website of my authorship, I am currently working as a laboratory analyst and for the last 10 years I have been working in the pharmaceutical industry. The main idea of this page is to provide relevant information in the field of the pharmaceutical industry above all. We also cover different areas of chemistry and sciences in general that we find interesting. Perfil Linkedin

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