Description
PERMABOND CW 20 M capillary column with 0,32 mm internal diameter, 0,35 µm film thickness and 50 m length is a GC capillary column intended for gas chromatographic separations. It belongs to the PERMABOND CW 20 M phase family and is listed under GC chromatography columns for analytical laboratory applications. The combination of 0,32 mm ID, 0,35 µm film thickness and 50 m column length sets the physical geometry of the capillary. Supply unit is 1 pc; net weight and gross weight are each 0,27 kg. Packaging volume is 0,003635 m³, with height 0,07 m, width 0,25 m and depth 0,22 m. Offered by manufacturer Macherey-Nagel, the column is suitable for gas chromatographs configured for capillary columns of this bore and film. Origin is Germany, region North Rhine-Westphalia. The product is non-sterile and carries no dual-use classification. This 50 m PERMABOND CW 20 M capillary column addresses laboratory needs for a longer CW 20 M format while retaining the stated 0,32 mm internal diameter and 0,35 µm film thickness for GC analysis.
This article is part of GC capillary columns, in GC columns & accessories.
Key features
- Pack size: 1 pc
- Product type: Capillary GC column
- Stationary phase: PERMABOND CW 20 M
- Inner diameter: 0,32 mm
- Film thickness: 0,35 µm
- EAN: 4046681079504
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Questions about PB CW 20 M, 0,32 mm ID, 0,35 µm, 50 m
What is this article?
PB CW 20 M, 0,32 mm ID, 0,35 µm, 50 m is the article on this page. Luminix Health distributes Macherey-Nagel for laboratory use. It sits in GC capillary columns, inside GC columns & accessories, in Chromatography equipment.
A GC capillary column is specified by the phase, the length, the internal diameter and the film thickness. A thicker film retains longer and takes a higher load. A narrow bore gives sharper peaks and needs a cleaner sample. The maximum temperature of the phase is a hard limit.
A GC capillary column is a long open tube with a stationary phase coated on the wall. The sample is a vapour, carried by gas. The phase, the film thickness, the length and the internal diameter decide which compounds separate and how long it takes. A liner is the glass sleeve in the injector. It is a consumable: it collects the non-volatile dirt. The septum and the syringe are the other parts that leak or shed. Compound identity sits on PubChem under IUPAC names.
Which category should I open next?
The category is GC columns & accessories. The sub-category is GC capillary columns. The catalogue is Chromatography equipment.
Shelves beside this one are GC liners, septa, syringes & accessories.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
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Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

