MABSol® Biotinylated Human IL-6, epitope tag free, primary amine labeling (IL6-H8218) is expressed from human HEK293 cells. It cont ains AA Val 30 - Met 212 (Accession NP000591). It is the biotinylated form of ActiveMax® Human IL-6, Tag Free (IL6-H4 1 * 200 µG