純度：Purified > 95%, as determined by SDS-PAGE and visualized by silver stain. Endotoxin: < 1.0 EU per 1 ug of the cytokine as determined by the LAL method.
形状：Supplied as a lyophilized powder in PBS, containing 50ug of BSA /1ug of cytokine. Reconstitute with PBS and 0.1% BSA or HSA to a concentration of 10ug/ml.
