Each vial contains 135 ng of recombinant Human E-Selectin / CD62e / SELE. Reconstitute with 1 mL dilution buffer. After reconstitution, store at -20℃ to -80℃ in a manual defrost freezer. A seven-point standard curve using 2-fold serial dilutions in dilution buffer, and a high standard of 6000 pg/mL is recommended.