- Particle Loj Analyzer
- Txoj kev tshawb xyuas biosafety txee
- Qhuav Microbial Penetration Resistance Tester
- Floating Bacteria Sampler
- N95 Filter Test Tshuab
- Hepa Filter Air Leakage Testing Tshuab
- Daim npog ntsej muag tiv thaiv txhua hnub
- Air Quality Detector
- Adjustable Colony Counter
- Airborne Microbe Sampler