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Posted by Chrom Tech on 15th Oct 2025

The Best Vials To Use for PFAS Testing

Testing for PFAS requires an understanding of where contamination can originate—including the consumables used in your workflow. Choosing the right vial type is critical to ensure accurate, PFA …

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Posted by Chrom Tech on 15th Oct 2025

Quantitatively Determining 15 Endogenous Steroids in Human Serum

Hormonal balance plays a vital role in maintaining health throughout life. As both men and women age, changes in hormone levels can contribute to various health issues that may be managed through hor …

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Posted by Chrom Tech on 15th Oct 2025

Immunoassay Plates for ELISA in your COVID-19 Research

High-quality immunoassay plates are essential for accurate, reproducible ELISA results—especially in time-sensitive applications such as COVID-19 antibody and antigen testing. Chrom Tech offer …

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Posted by Chrom Tech on 15th Oct 2025

Capillary Tubing Selection Guide for Agilent HPLC Systems

Replacing the capillary tubing connections in your HPLC system can feel like an overwhelming task, but Chrom Tech is here to simplify the process. Selecting the right tubing lengths, diameters, and c …

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Posted by Chrom Tech on 15th Oct 2025

Minimizing Touch Points Involved with Gas Usage in the Laboratory

The COVID-19 pandemic permanently reshaped laboratory operations by emphasizing safety, efficiency, and reduced interpersonal contact. With limited staffing and heightened safety protocols, minimizi …

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Posted by Chrom Tech on 15th Oct 2025

Pesticide and Mycotoxin Analysis in Cannabis Brownies

Ensuring the safety of cannabis-derived edibles such as brownies requires precise and dependable analytical testing for both pesticides and mycotoxins. These contaminants pose potential health risks …

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Posted by Chrom Tech on 15th Oct 2025

Chromatography Identifies Clinical Classifiers of COVID-19

The COVID-19 pandemic has presented unprecedented global challenges due to its rapid transmission, diverse symptoms, and complex biological behavior. As researchers continue to study the virus, advan …

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Posted by Chrom Tech on 15th Oct 2025

How to Select Chromatography Vials

Choosing the right chromatography vial is essential for obtaining reliable, reproducible results. Factors such as sample volatility, volume, and light sensitivity all affect vial performance and data …

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Posted by Chrom Tech on 15th Oct 2025

Chrom Tech Products Related to COVID-19 Research

The COVID-19 pandemic has reshaped global research priorities, accelerating demand for reliable analytical tools and consumables. At Chrom Tech, we are dedicated to supporting laboratories at the for …

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Posted by Chrom Tech on 15th Oct 2025

What Is the Difference Between Liquid Liquid Extraction and Supported Liquid Extraction?

Both Liquid-Liquid Extraction (LLE) and Supported Liquid Extraction (SLE) are widely used techniques for separating analytes based on their solubility in immiscible phases. While the principles are …

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Posted by Chrom Tech on 15th Oct 2025

How To Reduce Column Pressure in HPLC

Pressure is a fundamental characteristic of every HPLC system, as solvents are pumped through tightly packed beds of fine particles within the column. Understanding what constitutes “normal&rd …

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Posted by Chrom Tech on 15th Oct 2025

To Cut or Not-to-Cut

When setting up an HPLC system, ensuring that tubing ends are flat, clean, and burr-free is essential for achieving accurate, reproducible results. A properly prepared connection minimizes dead volum …

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Posted by Chrom Tech on 15th Oct 2025

Offline vs. Online Degassing of HPLC Solvents

Gas bubbles and outgassing can significantly affect HPLC performance. Outgassing occurs when the dissolved gas concentration exceeds the solvent’s absorption capacity. Variables such as tempera …

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Posted by Chrom Tech on 15th Oct 2025

Essential List of Chromatography Supplies

Chromatography is a fundamental analytical technique used to separate, identify, and quantify components within complex mixtures. It’s widely employed across research, pharmaceutical, and clin …

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Posted by Chrom Tech on 15th Oct 2025

Which 96-Well Plate Should I Use for LCMS?

Choosing the right 96-well plate for LCMS applications depends on several critical factors: rim design, sample recovery needs, and potential for analyte binding to the plate material. Selecting the r …

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Posted by Chrom Tech on 15th Oct 2025

Fundamentals of Sample Preparation for Chromatography

Sample preparation is one of the most crucial steps in chromatography. It involves isolating analytes of interest from the sample matrix to ensure accurate, reproducible, and contamination-free resu …

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Posted by Chrom Tech on 15th Oct 2025

Why You Should Filter Mobile Phase HPLC

Proper mobile phase filtration is one of the most critical yet overlooked steps in HPLC. Filtering your mobile phase helps extend instrument lifespan, improve reproducibility, and prevent costly dow …

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Posted by Chrom Tech on 15th Oct 2025

How to Choose a Pump for High-Pressure Solvent Applications

Selecting the right high-pressure pump is critical for achieving reliable performance in solvent delivery applications. Although these pumps are commonly associated with HPLC systems, they also play …

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Posted by Chrom Tech on 15th Oct 2025

How to Streamline Your Sample Preparation Workflow

Efficient and consistent sample preparation is the foundation of high-quality chromatographic analysis. The objective is to produce a representative, reproducible, and homogeneous sample suitable for …

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Posted by Chrom Tech on 15th Oct 2025

Why Use GC Derivatization Reagents

Gas Chromatography (GC) is used to separate and analyze volatile organic compounds. However, many compounds of analytical interest are not inherently volatile or thermally stable enough for GC analys …

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Posted by Chrom Tech on 15th Oct 2025

HPLC Column Care and Maintenance

The HPLC column is one of the most critical and sensitive components in your chromatography system. As a consumable, it will eventually require replacement—but proper care and maintenance can d …

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Posted by Chrom Tech on 15th Oct 2025

What Is the Difference Between a Union and an Adapter in HPLC?

In high-performance liquid chromatography (HPLC), maintaining tight, leak-free connections is essential for accuracy and reproducibility. Two of the most common connection components are unions and a …

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Posted by Chrom Tech on 15th Oct 2025

Ethanol and Isopropanol Analysis in Hand Sanitizers by GC/FID

The global demand for hand sanitizers surged during the COVID-19 pandemic as individuals and organizations prioritized hygiene and infection prevention. As consumer demand increased, laboratories and …

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Posted by Chrom Tech on 15th Oct 2025

What Are 96 Well Plates Used For?

96-well microplates—also known as deep well polypropylene microplates—are a cornerstone of modern life science laboratories. These plates are widely used for sample storage, preparation, …

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Posted by Chrom Tech on 15th Oct 2025

What Types of Fittings Are Used in HPLC?

In any HPLC system, reliable connections are essential to prevent leaks, maintain pressure stability, and ensure accurate chromatographic performance. There are two main categories of HPLC fittings: …

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Posted by Chrom Tech on 15th Oct 2025

Is There a Universal Membrane for Syringe Filters?

While it would be convenient to have one universal membrane for all HPLC syringe filters, the reality is that no single membrane can meet every application’s requirements. Each membrane type of …

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Posted by Chrom Tech on 15th Oct 2025

Reverse-Phase Liquid Chromatography vs. Hydrophilic Interaction Liquid Chromatography

Liquid chromatography is one of the most widely used analytical techniques for separating complex mixtures. Among its most common approaches are Reverse-Phase Liquid Chromatography (RPLC) and Hydroph …

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Posted by Chrom Tech on 15th Oct 2025

Increase Accuracy and Time Savings for Forensic Analysis Sample Preparation

In forensic laboratories, precision and consistency are paramount. Whether detecting drugs, analyzing forensic evidence, or identifying compounds in a clinical matrix, accurate results are critical t …

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Posted by Chrom Tech on 15th Oct 2025

When To Use PEEK Tubing Over Stainless Steel Tubing in HPLC

PEEK tubing and stainless steel tubing are both widely used in HPLC systems, but the decision between them depends on application requirements, pressure ratings, solvent compatibility, and budget. PE …

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Posted by Chrom Tech on 15th Oct 2025

The Role of Chromatography in Cannabis Testing

The use of cannabis in the United States continues to expand as more states legalize both medical and recreational consumption. With this growth, regulatory agencies have implemented mandatory testin …

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Posted by Chrom Tech on 15th Oct 2025

Chrom Tech Sample Prep Instrumentation: Improving Efficiency in Your Laboratory

Laboratories around the world play a critical role in delivering fast, reliable analytical results that drive research and patient care. According to the CDC, approximately 70% of medical decisions a …

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Posted by Chrom Tech on 15th Oct 2025

How Does a Pulse Dampener Work in an HPLC Pump?

In high-performance liquid chromatography (HPLC), maintaining a consistent and smooth solvent flow is essential for achieving accurate, reproducible results. Even minor fluctuations in pressure or fl …

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Posted by Chrom Tech on 15th Oct 2025

What Column Should I Use for Proteomics?

Proteomics—the large-scale study of proteins—is a cornerstone of modern biological and pharmaceutical research. Understanding protein composition, structure, and interactions provides key …

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Posted by Chrom Tech on 15th Oct 2025

What is ICP-MS Used For?

The Inductively Coupled Plasma–Mass Spectrometer (ICP-MS) is one of the most powerful and sensitive analytical instruments available for elemental analysis. Commonly known simply as ICP-MS, it …

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Posted by Chrom Tech on 15th Oct 2025

Which Pumps Are Used in HPLC?

High-performance liquid chromatography (HPLC) relies on precision pumping systems to deliver solvents at a consistent, controlled flow rate and pressure. The right pump type ensures accurate separati …

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Posted by Chrom Tech on 15th Oct 2025

Using Hydrogen as a Carrier Gas for Gas Chromatography

Hydrogen as a Carrier Gas Hydrogen is quickly becoming a preferred carrier gas for gas chromatography (GC) due to its efficiency, cost-effectiveness, and renewable availability. As helium supplies be …

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Posted by Chrom Tech on 15th Oct 2025

Environmental Applications of Chromatography

As global awareness of environmental challenges continues to rise, the need for advanced analytical tools has never been greater. Climate change, deforestation, and chemical pollution all threaten th …

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Posted by Chrom Tech on 15th Oct 2025

When to Change your HPLC Piston Seal

Example of polymer side vs. energizer side of seal.Note: Stainless steel energizer shown. Seal may also feature a fluoropolymer O-ring energizer (black O-ring). Proper maintenance of your HPLC pump …

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Posted by Chrom Tech on 15th Oct 2025

The Difference Between Superficially Porous and Fully Porous Particles

In liquid chromatography, the particle design of an HPLC column directly affects resolution, efficiency, and pressure. The two most common types—superficially porous particles (SPPs) and fully …

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Posted by Chrom Tech on 15th Oct 2025

What Is the Difference Between UHPLC and HPLC?

The two main differences between UHPLC and HPLC lie in their maximum system pressure ratings and the particle size used in the HPLC column stationary phase. Understanding these distinctions is key to …

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Posted by Chrom Tech on 15th Oct 2025

Understanding How mRNA Vaccines Are Produced

Messenger RNA (mRNA) vaccines represent one of the most significant advancements in modern medicine. These vaccines use lipid nanoparticles (LNPs) to safely deliver genetic instructions that teach th …

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Posted by Chrom Tech on 15th Oct 2025

PEEK Tubing: What It Is and the Different Types

Polyetheretherketone (PEEK) tubing is a high-performance polymer widely used in chromatography applications. Known for its mechanical strength, flexibility, and resistance to harsh solvents, PEEK has …

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Posted by Chrom Tech on 15th Oct 2025

Tips for How to Prime an HPLC Pump

Properly priming your HPLC pump is one of the simplest yet most essential steps in maintaining reliable system performance. Whether you’re setting up a new system, switching solvents, or restar …

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Posted by Chrom Tech on 15th Oct 2025

3 Ways to Reduce Long Lead Times

Over the past few years, laboratories have grown all too familiar with the phrase “supply chain issues.” Extended lead times can disrupt workflows, delay projects, and strain budgets. For …

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Posted by Chrom Tech on 15th Oct 2025

Cost Savings on Autosampler Vials for Chromatography

As research laboratories navigate tightening budgets, managers are increasingly challenged to reduce costs without compromising analytical precision or productivity. Chrom Tech supports this balance …

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Posted by Chrom Tech on 15th Oct 2025

Vials vs. 96-Well Plates for Chromatography

96-well plates and vials are both essential consumables in modern chromatography workflows. While vials have long been the industry standard, advances in automation and sample handling have made 96-w …

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Posted by Chrom Tech on 15th Oct 2025

How To Make an HPLC Connection With PEEK Tubing

Making an HPLC Connection With PEEK Tubing Creating a proper HPLC connection is essential for ensuring leak-free performance and consistent chromatographic results. With PEEK (Polyetheretherketone) t …

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Posted by Chrom Tech on 15th Oct 2025

What Column Should I Use for Carbohydrate Analysis?

Why Carbohydrate Analysis Matters In food science and analytical chemistry, carbohydrate analysis plays a vital role in ensuring the quality, taste, and consistency of food products. High-Performance …

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