Knowleage Base
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A Comprehensive Guide to Welch C18 Columns Family: Features and Applications
Discover the diverse range of Welch C18 columns, their specialized bonding techniques, and performance for enhanced chromatographic separations. -
Types and Applications of Ion-Pair Reagents in Liquid Chromatography
Explore the types of ion-pair reagents used in liquid chromatography, including traditional, volatile, and elution agents, and their applications for improved peak retention and shape. -
New Safety Precautions for HPLC: Handling Extreme Heat, Lightning, and Heavy Rain
In addition to making people uncomfortable, high temperatures can also affect our HPLC systems. Have you noticed that summer is a season when HPLC problems frequently occur? Let's take a... -
Spotlight: Welch Ghost Buster Columns High-Pressure Endurance Test
In liquid chromatography analysis, when buffer salts or acidic additives are used in the mobile phase and gradient elution is employed, it is common to encounter inexplicable peaks on the... -
Immunoaffinity Cartridges for Mycotoxins: Common Questions and Answers
Mycotoxin Immunoaffinity Cartridges—These cartridges adsorb mycotoxins based on the specific interaction between antigens and antibodies. For first-time users, there are often many questions. The most frequently asked questions include: 'How... -
Mastering the Liquid Chromatography Autosampler: This Guide is All You Need
Liquid chromatography is one of the most commonly used large-scale analytical instruments in our laboratory, and the autosampler is one of the core modules of the liquid chromatograph. -
The Shield of Preparative Liquid Chromatography: Prep In-Line Filter
Mountains of Samples Piling Up? A Tiny Seal Failure? Preparative Column Blockage? Suboptimal Purification and Separation? Today, the On-Line Filter solves it all with a single click. Why Can an... -
WelPacker DAC Packing Guide
Dynamic Axial Compression Columns (DAC) are commonly used in preparative liquid chromatography and are popular among users due to their significantly longer lifespan compared to conventional static columns. But how... -
Usage Precautions for Welch Sugar Columns
Precautions for Using Welch Sugar Columns Welch Sugar Columns are tightly packed with resin in an expanded form. If the sample has been properly pre-treated, most issues are related to... -
Preventing Hydrophobic Collapse: Demystifying AQ Columns
Chromatography enthusiasts are well aware that reverse phase chromatography (RP-HPLC) is one of the most widely used separation modes. It can analyze a majority of compounds ranging from low to... -
Development Strategies for Nicotine Detection in Alkaloids
Nicotine is an alkaloid found in Solanaceae plants (including tobacco). Alkaloids are a class of nitrogen-containing basic organic compounds found in nature, exhibiting properties similar to bases. Examples of alkaloids... -
10 Q&As on Preparative HPLC
Today, Let’s talk about preparative liquid chromatography. Although preparative liquid chromatography is not as widely known as analytical liquid chromatography, this is mainly due to their different uses. However, it...
