Adapted for use across diverse chemical handling environments, the Hplc Guard Columns (Analytical) Nucleodur ® C 18 Gravity, 5 μm, 4 x 5 mm feature a reversed phase separation principle and high pressure stability up to 600 bar. With a pore size of 110 Å and a specific surface area of 340 m²/g, these guard columns offer excellent performance in protecting your main HPLC column from contamination. Featuring base deactivated (BDS), high density octadecyl (C 18, ODS) modification, they are suitable for acetonitrile-water eluents and have a carbon content of 18%. Their end-capped structure ensures compatibility with various chemistries, making them ideal for diverse applications within liquid chromatography.

• Category: Pre-column systems for HPLC
• Separation principle: Reversed phase (RP)
• Pore volume: 0.9 ml/g
• Specific surface according to BET: 340 m²/g
• Pressure stability: 600 bar
• Surface chemistry: Base deactivated (BDS), High density octadecyl (C 18 , ODS) modification
• Eluent in column: Acetonitrile - Water
• pH stability: 1,0-11,0
• Particle type: Fully porous particles (FPP)
• Particle size: 5 µm
• Column inner diameter: 5 mm
• Endcapped: yes
• Pore size: 110 Å
• Column length: 4 mm
• Application Database (Macherey-Nagel): HPLC
• Carbon content: 18 %
• L x Ø internal (column): 4 x 5 mm