What is the difference between silica gels and bare silica?

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see above

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Xinfeng Zhao

This article should be useful for your questions: http://pubs.acs.org/doi/pdf/10.1021/la0112965

Teodoro S Kaufman

Particle size, pore diameter, particle form, etc.

Lwfhp Yvl

Particle size, pore diameter, particle form,Can you explain more, please?

Jack Silver

Very little difference. Bare silica could refer to silica gel, or silica in a monolithic column. A silica gel column is bare silica. Bare silica only means that the silica hasn't been derivitized to become a C18, cyano, diol, or another type of bonded phase.