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Air Sampler

Air Sampler HM-H2

HM-H2
2 channels of constant current and temperature control+1 channel of particulate matter
Negative Ion Tester

Negative Ion Tester HM-FY2

HM-FY2
Real time measurement of atmospheric negative oxygen ion concentration and formaldehyde concentration in the air
Microbial Limit Tester

Microbial Limit Tester HM-WX4B

HM-WX4B
Mechanical switch quadruple (built-in pump)
Environmental Air Comprehensive Sampler

Environmental Air Comprehensive Sampler HM-H3

HM-H3
4 channels of constant current and temperature control+1 channel of particulate matter
Portable Infrared CO2 Analyzer

Portable Infrared CO2 Analyzer HM-Q2

HM-Q2
Gas detection: Carbon dioxide (CO2) in the air, measurement range: 0~0.500% CO2, 0~1.000% CO2
Air Negative Oxygen Ion Detector

Air Negative Oxygen Ion Detector HM-FY3

HM-FY3
Real time measurement of atmospheric negative oxygen ion concentration, formaldehyde concentration pm2.5、pm10
Microbial Filtration Detection System

Microbial Filtration Detection System HM-WX4G

HM-WX4G
Touch screen quad (built-in pump)
Atmospheric Comprehensive Sampler

Atmospheric Comprehensive Sampler HM-H4

HM-H4
1-channel particulate matter
Multi Functional Negative Oxygen Ion Detector

Multi Functional Negative Oxygen Ion Detector HM-FY4

HM-FY4
Real time measurement of atmospheric negative oxygen ion concentration, formaldehyde concentration pm2.5、pm10、 temperature and humidity
Microbial Membrane Filter

Microbial Membrane Filter HM-WX6B

HM-WX6B
Mechanical switch six in one (with built-in pump)
Environmental Air Sampling Equipment

Environmental Air Sampling Equipment HM-H5

HM-H5
2-channel constant current constant temperature+2-channel constant current+1-channel particulate matter
Comprehensive Sampler for Atmospheric Particulate Matter

Comprehensive Sampler for Atmospheric Particulate Matter HM-H6

HM-H6
1-channel high negative pressure particulate matter