Ambient Air Monitoring

Environmental pollution not only affects people's work and life, but also directly threatens people's health. With the improvement of living standards, people's demand for environmental quality is getting higher and higher, and HCT provides reliable, one-stop environmental testing services with accurate and reliable test data and nationally recognized legal validity by virtue of our experienced professional technicians and advanced testing equipment.

HCT's environmental testing business covers the following areas.

Professional environmental testing services for customers: testing items for enterprises when introducing ISO14000 system: domestic sewage, industrial wastewater, industrial waste gas, canteen waste gas, noise, etc. The testing items for the introduction of OHSAS18000 system: drinking water, illumination, workplace air, occupational noise, etc.

1. Exhaust gas testing  

Including lead, sulfuric acid mist, benzene, particulate matter, SO2, NOx, etc.

2. Water quality testing

Mainly for domestic wastewater, industrial wastewater, surface water, drinking water and other professional testing.

Testing items include: BOD5, COD, SS, chromaticity, pH, ammonia nitrogen, phosphate, volatile phenols, petroleum and animal and vegetable oils, anionic surfactants, various heavy metals, microorganisms, etc.

3.EIA testing

Mainly for the detection of ambient air, surface water, environmental noise, etc., to provide data for the EIA status survey.

EIA testing projects are: SO2, NO2, TSP, PM10, CO, traffic noise, regional noise, surface water, etc.

  4. Indoor air testing

Mainly according to GB50325-2020 requirements of 7 items and GB/T 188883-2002 requirements of 19 items for testing.

5. Workplace air environment testing

The main testing items are: benzene, lead and its compounds, trichloroethylene, etc.

6、Noise detection

Noise detection: factory boundary noise, social life noise, construction site noise, urban area environmental noise, etc.