GC Columns
GC column for alkyl mercury, 15m×0.53mm×0.5μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for fatty acids in aoybean oil, 30m×0.32mm×0.5μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for organophosphorus pesticide residues, 30m×0.32mm×0.5μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for chloroacetic acid, 30m×0.2mm×0.5μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for Medical ethanol, 30m×0.32mm×1μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for Liquor, 30m×0.32mm×1μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for Liquor, 30m×0.32mm×0.5μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for methane, 30m×0.53mm×20μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for sulfides, 30m×0.53mm×5μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for amides, 30m×0.53mm×5μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for pesticide residues, 30m×0.25mm×0.25μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for pesticide residues, 30m×0.53mm×0.5μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
GC column for pesticide residues, 30m×0.32mm×0.25μm
For separation problem of some complex samples, Welch developed the dedicated column which can be applied to pesticide analysis, volatile organic compounds analysis, petrochemical analysis, liquor ...
WM-PLOT Q , 30m×0.53mm×10μm
PLOT column has small granular material bonded on the pipe wall. Welch provides high quality PLOT columns which applied the unique integrated synthesis technology. Commonly used PLOT column station...
WM-PLOT Q , 25m×0.53mm×10μm
PLOT column has small granular material bonded on the pipe wall. Welch provides high quality PLOT columns which applied the unique integrated synthesis technology. Commonly used PLOT column station...
WM-PLOT Q , 30m×0.32mm×10μm
PLOT column has small granular material bonded on the pipe wall. Welch provides high quality PLOT columns which applied the unique integrated synthesis technology. Commonly used PLOT column station...
WM-PLOT Q , 15m×0.32mm×15μm
PLOT column has small granular material bonded on the pipe wall. Welch provides high quality PLOT columns which applied the unique integrated synthesis technology. Commonly used PLOT column station...
WM-PLOT Q , 30m×0.53mm×20μm
PLOT column has small granular material bonded on the pipe wall. Welch provides high quality PLOT columns which applied the unique integrated synthesis technology. Commonly used PLOT column station...
WM-PLOT Q , 30m×0.32mm×20μm
PLOT column has small granular material bonded on the pipe wall. Welch provides high quality PLOT columns which applied the unique integrated synthesis technology. Commonly used PLOT column station...
WM-PLOT Q , 30m×0.53mm×40μm
PLOT column has small granular material bonded on the pipe wall. Welch provides high quality PLOT columns which applied the unique integrated synthesis technology. Commonly used PLOT column station...
WM-PLOT Al2O3/S, 30m×0.32mm×10μm
PLOT column has small granular material bonded on the pipe wall. Welch provides high quality PLOT columns which applied the unique integrated synthesis technology. Commonly used PLOT column station...
WM-PLOT Al2O3/S, 30m×0.32mm×8μm
PLOT column has small granular material bonded on the pipe wall. Welch provides high quality PLOT columns which applied the unique integrated synthesis technology. Commonly used PLOT column station...
WM-PEG20M Cross, 30m×0.25mm×0.2μm
WM series capillary columns come with a complete range of stationary phases, including polydimethylsiloxane, cross-linked polyethylene glycol (PEG), and PLOTs, among others. Welch Materials offers ...
WM-PEG20M Cross, 30m×0.32mm×0.25μm
WM series capillary columns come with a complete range of stationary phases, including polydimethylsiloxane, cross-linked polyethylene glycol (PEG), and PLOTs, among others. Welch Materials offers ...
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device