I have heard from the Red Cross that it can only be kept for 45 days, but is usually used long before then.
30 MINUTES
4 hrs
sergei invented the blood bank so can stay healthy and not have any bad fluids in them.
frankinstien
The first blood bank ever invented was in New York, by Charles Drew.
20 years
For as long as the customer wants it to be kept open.
Cord blood kept in a cord blood bank is cryopreserved, meaning it is frozen to -196 degrees Celsius using liquid nitrogen. Before freezing, certain chemicals are added to the cord blood in order to preserve it so it will still be viable during and after freezing. It is also frozen slowly so as to keep the cells alive as long as possible during the freezing process.
Six month?
Right after a qualified donor donates blood, the blood bag is stored inside a freezing container.
30 MINUTES
24 hours
4 hrs
All blood components must be used immediately after retrieving it from a freezing storage.
a bank that collects blood. This answer is so right that if there was a quiz on what a blood bank is, i would get a A+.
A bank (Blood bank and regular bank)
This varies depending on trust/hospital policy. My policy: Blood can be out of the fridge for 3 hours but each unit must be given within 30 minutes. Any blood that is not used, opened or not must be returned to the blood bank.