Streptavidin A high-affinity biotin binding protein. 产品信息 Form Lyophilized solid Molar mass 60000 Protect from Moisture 是的 Specific activity ≥10 units/mg protein Unit definition One unit is defined as the amount of streptavidin required to bind 1.0 µg of D-Biotin at pH 7.0. Solubility H2O or many low ionic strength buffers at neutral pH CAS number 9013-20-1 商店和运输信息 Storage -20°C Ship Ambient Temperature Only Standard Handling