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Chromolith Prep Si 100-25 HPLC Column, 120 A, 3 um, 25 x 100 mm - 125251

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Merck Chromolith® Prep Si 100-25 HPLC Column, 120 Å, 3 µm, 25 mm I.D. x 100 mm Length

Product Number: 125251

Analytics and Sample Preparation > Analytical Chromatography > Analytical HPLC > Columns for USP Specifications > L1 Octadecylsilane, Chemically Linked to Porous Silica or Ceramic Micro Particles > Chromolith® RP-18 Endcapped > Preparative Columns

All Chromolith® columns are made of monolithic silica with a characteristic bimodal pore structure. Chromolith® 25mm columns have macropores with 3 µm diameter, giving a column efficiency exceeding 50,000 plates/meter. The mesopores are 13 nm (130 Å), the surface modification is octadecylsilan with full end-capping.

Based on high-purity silica, Chromolith® Si is designed for normal-phase separations of polar non-ionic organic compounds. The column offers all of the benefits of monolithic silica technology.

Specifications
Pressure ≤ 20 bar
Theoretical Plates (N/m) (Anthracene) ≥ 40000
Capacity factor (Anthracene) 3.0 - 4.5
Tailing (USP) 0.8 - 1.4 %
separation factor (anthracene/progesterone) 1.9 - 2.5
HS Code 9027 90 00
Quality Level MQ100
Storage class 10 - 13 Other liquids and solids
Storage NoTempLimit

 

 


  • Model: 1.25251.0001
  • Manufactured by: Merck Chemicals

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