what should be the hvac system for a micr testing area(sterility testing room and tvc tesing room), whether the working area need to be under positive preasure or negative preasure when compared with corridors or change room
Do you mean for Microbiology lab?
If it is so it applies.
To know, find, enumerate and identify a microrganism in a material or a substance or a formulated product: The best possible way is to prevent any contamination by external microbial agents from proces , procedures , handing and containment.