- Nnwale Microbiological nke nlele nri
- Ihe atụ nke Microbial Aerosol Sampling
- Ngwa nyocha ihe nkpuchi
- Nnwale ákwà mkpuchi agbaze agbaze nke enwere ike iwepu
- Medical mask Fit Testerer
- Ngwa ihe nkpuchi ahụike ahụike
- UV Absorption Ozone Analyzer
- Ihe mkpuchi ihu KN95
- Nlele nkpuchi ahụike ahụike
- Mmanụ Aerosol Generator