consisting of members or elements of different kinds; of mixed character: a book of miscellaneous essays on American history. 2. having various qualities, aspects, or subjects: a miscellaneous discussion. Origin of miscellaneous.
exists and is an alternate of . When you store human blood and its components, there's little or no room for error. Red cells and whole blood, for instance, must be maintained strictly within the range of 1.0 to 6.0 degrees Celsius or 33.8 F to 42.8 F, with little or no tolerance for exceptions.
Freezing extends the dating period or shelf-life for these blood units. How long can frozen blood be stored? Frozen blood can be stored for 10 years from the date of blood collection. How is blood kept âaliveâ during the freezing process? A special cryoprotectant chemical is added to the blood cells. This chemical, glycerol, permeates the red blood cell membrane so that there is about as much glycerol inside the cell as outside the cell, and it displaces much of the cellâs water.