If 10 ml of blood is sealed in a test tube and left at room temperature without special storage, can it stay intact for four hours?
Hello, the blood will be changed once it leaves the body, but as for the deterioration to what extent it can be affected, this depends on the requirements, such as the laboratory in the test some blood items when the specimens are handled differently.
Blood is the best medium for bacteria, ordinary room for 4 hours is likely to have bacterial growth, but there is no impact on some items of laboratory tests.But if it is to do bacterial culture and so on, that need to be taken that send
Blood stored at room temperature for 4 hours, generally will not deteriorate, if more than 4 hours, there may be deterioration in the summer, but if in winter, 4 hours will not deteriorate, so whether placed 4 hours and the ambient temperature also has a relationship, the specific situation should be decided according to the season.
About I do not do save in the room temperature can not guarantee that 4 hours does not deteriorate, will affect the test results, the accuracy and sensitivity of the blood at room temperature will degenerate necrosis, especially the blood inside the various cells are active, the blood will be contaminated by bacteria or loss of function.