Patent ID: 7193041
Filing Date: 2007-03-20
Classification: B01D,B01J,C07K,C12N,G01N

Abstract:
1. A method for synthesizing carboxymethylated aspartate agarose chelating resin, said method comprising: (a) forming oxirane-agarose; (b) conjugating aspartic acid to said oxirane-agarose to produce aspartate agarose, wherein said conjugating aspartic acid to said oxirane-agarose comprises reacting said oxirane-agarose and said aspartic acid at about 80° C. for 4 hours; (c) carboxymethylating said aspartate agarose to produce carboxymethylated aspartate agarose; and (d) complexing said carboxymethylated aspartate agarose with a metal ion other than Ca