His-Column High Density Cobalt - Cat Number: 6BCL-QHCo-C8. Supplier: . Description: Cobalt chelates recognize two exposed vicinal histidines.This resin is used in many purifications because this...
His-Column High Density Nickel - Cat Number: 6BCL-QHNi-C8. Supplier: . Description: Nickel chelate resins recognize two exposed histidines for an appreciable retention of a protein and it is...