Ashtech Science: Prosil™ C18 HPLC Columns

Reliable, high‑performance C18 columns for routine and advanced HPLC applications

Ashtech Science’s Prosil™ C18 HPLC columns are engineered to deliver excellent peak shape, reproducibility, and long column lifetime—making them a cost‑effective upgrade for many established C18 methods. Manufactured in partnership with a leading UK producer, these columns combine modern Type B silica technology with proven surface chemistry to ensure consistent, dependable performance across a wide range of analytical workflows.

Key Benefits

• Improved peak shape through advanced Type B silica
• Long column lifetime and enhanced robustness
• Excellent reproducibility batch‑to‑batch
• Seamless method compatibility with many legacy C18 columns
• Economical alternative without sacrificing performance

Product Overview

Prosil™ C18 columns are designed for both routine QC and demanding analytical separations. The optimised stationary phase chemistry provides a balanced combination of efficiency, durability, and retention characteristics. These columns allow laboratories to update existing methods while minimising re‑validation requirements—ideal for cost‑conscious environments.

Technical Specifications

• Stationary phase: C18 (ODS)
• Silica type: Type B silica
• Surface area: 175 m²/g
• Pore size: 140 Å
• Carbon load: 11% C
• Formats available: Analytical columns and guard columns
• Manufacturing: UK manufactured

Suitable Alternatives To

• Alltech ODS2
• Alltech Exsil C18
• Hypersil
• Hypersil BDS
• Nucleosil 120 C18
• Pinnacle C18
• Spherisorb ODS1 / ODS2
• Supelcosil LC18
• Ultrasphere C18
• YMC ODS‑A
• Zorbax Rx‑C18

Third‑party brand names are listed for comparison purposes only.

Why Choose Prosil™ C18?

• Upgrade existing HPLC methods with minimal disruption
• Achieve consistent performance in routine analyses
• Reduce operating costs compared with many legacy brands
• Benefit from Ashtech Science’s technical expertise

Ordering Information

Prosil™ C18 columns are available in a wide range of dimensions and particle sizes to support routine and advanced HPLC applications. Guard columns are also available.