PRECAUTIONS AGAINST MICROBIAL CONTAMINATIONThe test for sterility is carried out under aseptic conditions. In order to achieve such conditions, thetest environment has to be adapted to the way in which the sterility test is performed. The precautionstaken to avoid contamination are such that they do not affect any microorganisms which are to berevealed in the test. The working conditions in which the tests are performed are monitored regularly byappropriate sampling of the working area and by carrying out appropriate controls