Patent ID: 7938961

Claim:
A device for separating compounds held in solution comprising: a first tube having a cylindrical wall having an inner surface defining a chamber having a first diameter, an exterior surface defining a second diameter, a first end and a second end, said first end for discharging a fluid and said second end for receiving a fluid, said chamber having at least one media section for containing a solid phase media and at least one frit section for receiving a frit element; a first media contained within said at least one media section; at least one frit element comprised of a second tube having a cylindrical wall having an inner surface having a third diameter, an exterior surface defining a fourth diameter, a third end and a fourth end, said fourth diameter smaller than said second diameter and said second tube disposed and fixed within said first tube within one frit section with said frit element between said exterior surface and said interior surface at one of said third end and fourth end abutting against said media to retain said media in said chamber, said media separating compounds held in solution as said solution flows through said chamber of said first tube.