Welch Materials is a multinational company that develops and manufactures chromatography consumables including HPLC column, Solid Phase Extraction (SPE) column, GC column, Prep column, Flash column and packing materials

Welch-001 / Каталог / 39 МБ

Welch Materials Solid Phase Extraction (SPE) columns catalog

Welch-002 / Каталог / 1 МБ

Welch Materials QuEChERS catalog

Welch-003 / Каталог / 1 МБ

As a global supplier of Chromatography Vials, Closures, Septa and Syringe Filters, ALWSCI devote analytical test and laboratory consumables to provide high quality, efficient service and favorable price

ALWSCI-001 / Каталог / 6 МБ

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.

Welch-004 / Каталог / 2 МБ