New Packaging for Welch Materials Chromatography Columns: Enhanced Security, Eco-Friendly, and Convenient!

Over the rapid development of Welch Materials, Inc. for the past 20 years, our products have gained increasing recognition from customers, particularly our liquid chromatography columns, which have established a solid reputation among our extensive client base. As Welch chromatography columns gained popularity in the market, counterfeit products under the Read more…

400°C! The Art of Crafting High-Temperature Gas Chromatography Columns

As the application scope of gas chromatography continues to expand, there have been attempts to use high-temperature gas chromatography for the analysis of non-volatile compounds. For example, the petroleum industry requires the analysis of high-boiling point hydrocarbons (C>100). Liquid chromatography may not provide satisfactory sensitivity and cost-effectiveness for this analysis, Read more…

Exploring the Distinctions and Applications of Normal Phase Chromatography and Reverse Phase Chromatography

High-performance liquid chromatography (HPLC) has become an important tool in modern separation and analysis due to its high selectivity, sensitivity, and fast analysis speed. The chromatographic column, as a crucial component of the HPLC system, determines the nature of the chromatographic system, while the particle size and length of the Read more…

Unleashing the Next Generation of Preparative Liquid Chromatography – Introducing the Spectacular WelPrep2000!

Since its establishment in 2003, Welch Materials, Inc. has been committed to continuous innovation and serving our customers. Over the past 20 years, we have introduced groundbreaking liquid chromatography products. WelPrep2000 Liquid Chromatography System is our second-generation preparative liquid chromatography system. It covers a wide range of applications, from analytical Read more…