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  Cogent HPLC Columns
Click here to visit Cogent HPLC Columns Home Page
Specifications - 5µm Silica

Silica: Spherical Shaped, Thermally Treated Sol-gel- Type B Silica; washed with Acid for low metals content,
< 10ppm.

ADVANTAGES:
Better Lot to Lot Consistency, More uniform bonding, improved peak shapes for basic analytes, isocratic mobile phases more effective, less need for mobile phase additives.

Cogent™ Bonded Phases:

   
Bonded Phase Pore Size Surface Area Pore Volume Particle Size End-Capping Carbon Load pH Range Max Temp
Cogent HPS C18 120Å 300m2/gm 0.99ml/gm 5µm Fully 18.50% 2.0–8.0 60°C
Cogent HPS C8 120Å 300m2/gm 0.99ml/gm 5µm Fully 11.50% 2.0–8.0 60°C
Cogent HPS Cyano 120Å 300m2/gm 0.99ml/gm 5µm Fully 7.50% 2.0–7.0 60°C
Cogent HPS Amino 120Å 300m2/gm 0.99ml/gm 5µm Not 4.10% 2.0–7.0 60°C
Cogent Phenyl 120Å 300m2/gm 0.99ml/gm 5µm Not 12.00% 2.0–8.0 60°C
Cogent hQ C18 120Å 300m2/gm 0.99ml/gm 5µm Not 18.00% 2.0–6.0 60°C
Cogent hQ C8 120Å 300m2/gm 0.99ml/gm 5µm Not 11.50% 2.0–6.0 60°C
Cogent UPHOLDC27 120Å 300m2/gm 0.99gm/ml 5µm Fully 17.00% 2.0–8.0 60°C
Cogent C30 200Å N/A N/A 3 or 5µm Not 18.00% 2.0–8.0 40°C
Cogent
e-Columns C18		 100Å 350m2/gm 0.99gm/ml 5µm Fully 17.00% 2.0–7.0 60°C
Cogent
e-Columns C8		 100Å 350m2/gm 0.99gm/ml 5µm Fully 10.00% 2.0–7.0 60°C

 

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