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Welch Materials have concentrated on GC R&D and production for many years, and each column would be tested strictly before selling with attached column report. Welch columns are characterized by stable properties, high column efficiency and good reproducibility. Welch Gas column can be divided into two types: WM Series High Performance GC Column and WEL Series Economical GC Column, which can meet the analysis requirements of various customers.

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The Wooking K2025 is designed to be reliable, precise, ease of use, and compliant. Wooking is aiming to provide a better user experience and become the world's leading provider of scientific instruments and services

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