Patent ID: 11904259
Assignee: ROSETTA EXOSOME
Field: Chemical engineering (Chemistry)
Classification: CPC B  C  G | IPC B  C  G

Claim 4:
5. The method of claim 4, wherein the chelating agent is at least one chemical selected from the group consisting of iminodiacetic acid (IDA), nitrilotriacetic acid (NTA), tris-(carboxymethyl)ethylenediamine (TED), ethylenediamine, ethylenediamine tetraacetate acid (EDTA), alkylene diamine triacetic acid, diethylenetriaminepentaacetic acid (DTPA), ethylene glycol-bis((3-aminoethyl ether)-N,N,N′,N′-tetraacetic acid (EGTA), phosphoserine, and 1,4,7-triazocyclononane (TACN).