Hu Recom IL-21, 500 µg

Hu Recom IL-21, 500 µg — recombinant human interleukin‑21 supplied by STEMCELL Technologies. Mid‑scale quantity for routine cell culture supplementation and functional studies. Supplied as a lyophilized powder; reconstitute following the manufacturer's datasheet. Store at -20°C and minimize freeze–thaw cycles. Manufacturer: STEMCELL Technologies. For research use only; not for human or diagnostic applications.