Recombinant Human IL-21

Product Specifications

Product Name Alternative

Interleukin-21; IL-21; Za11; IL21

Accession Number

Q9HBE4

Endotoxin

< 0.01 EU/µg as determined by LAL test.

Purity

Greater than 95% as determined by reducing SDS-PAGE. (QC verified)

Reconstitution

Always centrifuge tubes before opening.Do not mix by vortex or pipetting. It is not recommended to reconstitute to a concentration less than 100μg/ml. Dissolve the lyophilized protein in distilled water. Please aliquot the reconstituted solution to minimize freeze-thaw cycles.

Molecular Weight

Mol Mass:15.6 KDa; APMol Mass:16 KDa, reducing conditions

Shipping Conditions

The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature listed below.

Storage Conditions

Lyophilized protein should be stored at ≤ -20°C, stable for one year after receipt. Reconstituted protein solution can be stored at 2-8°C for 2-7 days. Aliquots of reconstituted samples are stable at ≤ -20°C for 3 months.