Ferric Ion-Charged NTA-Agarose

**Semantic type:** Indicator, Reagent, or Diagnostic Aid

**Definition:** A cross-linked agarose matrix linker-bound to nitrilotriacetic acid (NTA) and charged with ferric ions. This reagent is used in immobilized metal affinity chromatography for the purification of proteins or peptides from a biological sample.

**Synonyms:** - Fe3+ NTA-Agarose