MicroSolv manufactures HPLC columns, autosampler vials for HPLC & GC, syringe filters, fittings and accessories and small bore tubing. CE, TLC, Flash Chromatography and OPLC are also available. Separation sciences leaders.
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  Cogent HPLC Columns
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Cogent hQ

Specifications

hQ™ 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 analytes, isocratic mobile phases more effective, less need for mobile phase additives, unique selectivity due to natural silanols.

hQ™ Bonded Phases:

 
 
Bonded Phase Pore Size Surface Area Pore Volume Particle Size End-Capping Carbon Load pH Range Temp
C18
(ODS, MonoFunctional)
 120Å 300 m2/gm 0.99mL/gms 5.09µ No 18.0% 2.0 – 6.0 60°C
C8
(Octyl, MonoFunctional)
 120Å 300 m2/gm 0.99mL/gms 5.09µ No 11.0% 2.0 – 6.0 60°C

 

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