Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Reexamination Certificate
2008-07-01
2008-07-01
Therkorn, Ernest G (Department: 1797)
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
C210S656000, C210S198200, C210S502100, C436S161000
Reexamination Certificate
active
07393453
ABSTRACT:
A method for analyzing the content of perchlorate in a sample matrix comprising the steps of extracting the sample matrix and applying it to a reverse phase column, followed by elution with a mobile phase. The reverse phase column optionally has a protein coating deposited thereon.
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