... rays disinfect and electronic mutual locks for clean pass box. pass box cabinet of high-quality steel plated or the stainless ... steel, surface is plastic-sprayed 2.Inner body of pass box using stainless steel, smooth and bright 3.Has general, ... is needed, such as pharmaceutical factory, hospital, food, LCD and electronics factory. ModelMC-CDC-FLEfficiency≥99.99%(Sodium Flame)Cleanliness100 ≤ 3 ...