Back to results
US 2020/0047158 A1Published application
Solid phase conditioning
AssigneeGe Healthcare Limited
InventorsNicolas VERBRUGGE, Xavier Y.A. FRANCI, Natthawadee THAWINWISAN
Life of this patent
Estimating the term…
Abstract
The present invention relates to a method for conditioning reversed phase SPE cartridges that provides certain advantages compared with known such methods. The method of the invention finds particular use in the automated synthesis of radiolabeled compounds where SPE is used for example in the purification steps.
Claims26
A method to condition a reversed phase solid phase extraction (SPE) cartridge wherein said method comprises the sequential steps of passing:
- (i) an inorganic solvent wherein said inorganic solvent is acidic or alkaline;
- (ii) a polar organic solvent;
- and,
- (iii) a low-strength solvent;
- through said SPE cartridge.
2 more elements
-8. (canceled)
(canceled)
-14. (canceled)
(canceled)
-26. (canceled)
-36. (canceled)
Dependencies are inferred from the claim text.