Description
EC 4/3 NUCLEODEX ALPHA-PM is an HPLC guard column configured to shield analytical main columns during liquid chromatographic separations. Measuring 4 mm in length with a 3 mm internal diameter, the cartridge is packed with the NUCLEODEX ALPHA-PM phase in the EC 4/3 hardware format. Positioned ahead of the analytical column, it intercepts particulates and strongly retained sample components that would otherwise accumulate on the main bed and degrade performance. It is intended for main columns of 3 mm, 4 mm or 4,6 mm internal diameter and requires the Column Protection System guard column holder (REF 718966) for correct mounting. Offered in a multipack from manufacturer Macherey-Nagel, the unit supports laboratories that rely on NUCLEODEX ALPHA-PM selectivity and wish to preserve column lifetime under routine sample loads. Guard cartridges of this type help maintain more consistent backpressure and peak shape by reducing inlet contamination. The short EC 4/3 profile fits established narrow-bore and standard-bore HPLC workflows in pharmaceutical, food and research environments where chiral or cyclodextrin-related NUCLEODEX methods are already in use.
This article is part of HPLC columns, in HPLC columns & accessories.
Key features
- Pack size: 3 pc(s)
- Type: HPLC guard column
- Phase: NUCLEODEX ALPHA-PM
- Length: 4 mm
- Internal diameter: 3 mm
- EAN: 4046681081088
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Questions about EC 4/3 NUCLEODEX ALPHA-PM
What is this article?
EC 4/3 NUCLEODEX ALPHA-PM is the article on this page. Luminix Health distributes Macherey-Nagel for laboratory use. It sits in HPLC guard columns, inside HPLC columns & accessories, in Chromatography equipment.
A guard column is a short column of the same phase as the analytical column, placed in front of it to catch particles and compounds that would stick forever. It is meant to be replaced. A guard of a different phase changes the separation. The holder and the cartridge are often separate parts.
An HPLC column is a tube packed, or coated, with a stationary phase. The sample is carried through it by a liquid, and the compounds leave at different times. The phase, the particle size, the length and the internal diameter decide the separation. A guard column is a short sacrificial piece in front of the analytical column. Fittings and tubing have a bore that either preserves the peak or smears it. Compound names follow IUPAC. Data are on PubChem. Method grades often cite the European Pharmacopoeia or USP.
Which category should I open next?
The category is HPLC columns & accessories. The sub-category is HPLC guard columns. The catalogue is Chromatography equipment.
Shelves beside this one are HPLC columns, HPLC fittings, tubing & inline filters and HPLC 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. Delivery across Europe, two to five days when in stock. 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.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.
