HPLC Column, RP Phenyl, 5um, 4.0mm ID x 50mm Length, 100A. Cogent Brand. 1 EA. Special Order Item.

Additional Information:

Cogent RP Phenyl™ HPLC Columns are designed for reversed-phase separations where aromatic selectivity is beneficial. Manufactured using ultra-high purity silica bonded with a three-carbon linker and terminal phenyl functionality, this stationary phase is fully double end-capped to reduce secondary interactions and provide highly reproducible chromatographic performance. RP Phenyl™ is an excellent alternative for USP L11 methods and is commonly selected for both established methods and new method development.

68524-05P-4 is packed with 5 µm RP Phenyl™ particles featuring a 100 Å pore size in a 4.0 mm ID x 50 mm format. The 5 µm particle size provides excellent chromatographic efficiency while maintaining lower operating backpressures than smaller particle columns. The short 50 mm column length is ideal for rapid analyses, method screening, and high-throughput laboratories where minimizing run times is important.

The 4.0 mm ID x 50 mm format is well suited for aromatic and structurally related compounds in reversed-phase HPLC. Typical flow rates are approximately 0.8-1.2 mL/min depending on mobile phase composition and application requirements.

Key Benefits

  • RP Phenyl™ stationary phase

  • USP L11 equivalent chemistry

  • Ultra-high purity silica support

  • Fully double end-capped

  • Phenyl bonded phase

  • 100 Å pore size

  • Suitable for reversed-phase HPLC

  • Enhanced aromatic selectivity

  • Excellent reproducibility

  • Short analysis times

Typical Applications

  • Positional isomer separations

  • Tocopherol analysis

  • Flavonoid analysis

  • Polynuclear aromatic hydrocarbon analysis

  • Nitro-aromatic compound analysis

  • Active pharmaceutical ingredient (API) analysis

  • Natural product analysis

  • Pharmaceutical method development

  • Reversed-phase HPLC

  • Aromatic compound separations

Specifications

  • Product Type: HPLC Column

  • Stationary Phase: RP Phenyl™

  • Chromatography Mode: Reversed Phase

  • USP Classification: L11

  • Particle Size: 5 µm

  • Pore Size: 100 Å

  • Column Dimensions: 4.0 mm ID x 50 mm

  • Recommended Flow Rate: 0.8-1.2 mL/min

  • Column Hardware: Stainless Steel

  • Brand: Cogent

Special Order Item Information

Important Notes

  • Suitable for reversed-phase chromatography

  • USP L11 equivalent chemistry

  • Fully double end-capped stationary phase

  • Excellent selectivity for aromatic compounds

  • Useful for separation of positional isomers and structurally similar analytes

  • Commonly used for tocopherols, flavonoids, APIs, and natural products

  • 50 mm length minimizes analysis time

  • Compatible with most standard HPLC systems

  • This is a Special Order Item


 

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