China Clean Room Purification Project Purification Workshop

100,000-class Cleanroom definitionDefinition
100,000 class cleanromm means 0.5μmdiameter the quantity of dust particles less than 100,000per cubic meter. 100,000-class refers to the quantity allowed to exist dust particles of less 0.5 microns control less than 100,000ps within a foot of space.100,000 clean area standard
according to the number of dust particles and to define the number of microorganisms
1.The maximum number of dMachinery Stocks ust particles (per cubic meter) to allow:
Large or equal to the number of particles of 0.5 micronsless3.5 million,
A large number of particles or equal to 5 micronslessthan 20,000;
2Electrode .The maximum allowable number of microorganisms:
Planktonic bacteria not more than 500 per cubic meter:,
Settlement of bacteria not more than 10 per dish.USAFederalStandard209E(1992Year)CleanstandardParticlesize(um)0.10.20.30.55100000NANANA100000700Units:quntityofdust/ft3Chinapharmaceuticalmanufacturingcleanroom(area)ofaircleanlinessstandardCleanstandardquntityofdust/M3Maximumallowablequantityofmicroorganisms≥0.5um≥5umFloatbacteriaPElectric Motor S/M3SubsidencebacteriaPS/.30min1000003,500,Air Clean Equipment 00020,00050010ChinaDrugAdministrationofAugust1,1999issuedandimplemented