Recombinant Rat Interleukin-1 Receptor Antagonist Protein

Use a manual defrost freezer and avoid repeated freeze-thaw cycles.- 12 months from date of receipt, -20 to -70 ℃ as supplied.- 1 month, 2 to 8 ℃ under sterile conditions after reconstitution.- 3 months, -20 to -70 ℃ under sterile conditions after reconstitution.