depends what test it is for
Frozen plasma is never given
Fresh frozen plasma is the part of the blood donation that has been stored and will be used for blood transfusions if it is required. It is frozen very soon after collection in order to keep it as close to the original state as possible.
Frozen food is stored in a deep freeze.
Frozen seafood should be stored at or below 0°F (-17.7°C).
it is ice
not long. they need food, a warm and humid climate, and water
Frozen yogurt will melt - just like ice cream - if not stored in the freezer.
Embryos are frozed in liquid nitrogen through a process called cryofreezing. Embryos are generally frozen to be stored for long periods of time or if they have to be trasported to a different location.
Frozen lambs can last indefinitely if it is stored at temperatures below 0°F. It is best to eat them between three or four months after storing them.
Fresh Frozen Plasma
butter is usually refrigerated at cold temps and is good for very long time and the other is sometimes frozen this saves the butter for a longer period of time.
It should be OK for up to one year, perhaps longer.