Recombinant HBV Surface Antigen-preS2 (rHBsAg-preS2)
Sterile Filtered White lyophilized (freeze-dried) powder.
Lyophilized from a 0.2 um filtered concentrated solution in 20mM PB, pH 7.4, 50mM NaCl.
Less than 1 EU/ug of rHBsAg-preS2 as determined by LAL method.
We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Reconstitute in sterile distilled water or aqueous buffer containing 0.1% BSA to a concentration of 0.1-1.0 mg/mL. Stock solutions should be apportioned into working aliquots and stored at <-20°C. Further dilutions should be made in appropriate buffered solutions.
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.- Refer to lot specific COA for the Use by Date when stored at ≤ -20 °C as supplied.- 1 month, 2 to 8 °C under sterile conditions after reconstitution.- 3 months, -20 to -70 °C under sterile conditions after reconstitution.
> 95% by SDS-PAGE and HPLC analyses.
Recombinant HBV Surface Antigen-preS2是ChemWhat品牌授权产品并通过沃尔森销售，下面是ChemWhat上的该产品链接 Recombinant HBV Surface Antigen-preS2 (rHBsAg-preS2)