Proteomix® WCX-NP3 Weak Cation Exchange Column

L × I.D. 5 cm × 4.6 mm, 3 μm particle size, stainless steel



stainless steel


Sepax 402NP3-4605


55 Mpa max. pressure (8000 psi)
80 °C max. temp.


HPLC: suitable

L × I.D.

5 cm × 4.6 mm


spherical PS-DVB

matrix active group

weak cation exchange phase

particle size

3 μm

pore size


operating pH range

2.0 - 12.0

separation technique

cation exchange

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General description

Proteomix columns are packed with poly(styrene divinylbenzene) particles that are protected with a hydrophilic polymer layer that contains a network of weak (WCX) or strong (SCX) cation exchange groups. Use Proteomix cation-exchange columns for the analysis or small scale purification of positively charged biopolymers including glycoprotein isoforms and mAb variants.

Proteomix User Manual

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Legal Information

Proteomix is a registered trademark of Sepax Technologies

Certificate of Analysis

Certificate of Origin

Separation of Ribonuclease A from bovine pancreas, Type I-A, powder, ≥60% RNase A basis (SDS-PAGE), ≥50 Kunitz units/mg protein; α-Chymotrypsinogen A from bovine pancreas, essentially salt-free, lyophilized powder; Cytochrome c from bovine heart, ≥95% based on Mol. Wt. 12,327 basis; Lysozyme from chicken egg white, lyophilized powder, protein ≥90 %, ≥40,000 units/mg protein
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