measure and analyze samples in the environment

Air quality monitoring outside the production area

Air quality monitoring outside the production area according to the standard

– QCVN 26:2010/BTNMT: National technical regulation on noise

– QCVN 05:2013/BTNMT: National technical regulation on ambient air quality

dịch vụ quan trắc phân tích môi trường
Environmental analysis monitoring services

Limit value of basic parameters in ambient air

Unit: Micrograms per cubic meter (mg/m3)

TT Parameter Average of 1 hour Average 8 hours Average 24 hours Average year
1 SO2 350 125 50
2 CO 30.000 10.000
3 NO2 200 100 40
4 O3 200 120
5 Total suspended dust (TSP) 300 200 100
6 Dust PM10 150 50
7 Dust PM2,5 50 25
8 Pb 1,5 0,5
Note: (-) is not specified

DETERMINING METHODS

  1. The analytical method for determining air quality parameters complies with the instructions of the following standards:

– TCVN 5978:1995 (ISO 4221:1980). Air quality. Determination of mass concentration of sulfur dioxide in ambient air, Photometric method using thorin.

– TCVN 5971:1995 (ISO 6767:1990) Ambient air. Determine the mass concentration of sulfur dioxide. Tetrachloromercurat (TCM) / Pararosanilin method.

– TCVN 7726:2007 (ISO 10498:2004) Ambient air. Determination of sulfur dioxide. Ultraviolet fluorescence method.

– TCVN 5972:1995 (ISO 8186:1989) Ambient air. Determine the mass concentration of carbon monoxide (CO). Gas chromatographic method.

– TCVN 7725:2007 (ISO 4224:2000) Ambient air. Determination of carbon monoxide. Non-dispersion infrared measurement method.

– TCVN 5067:1995 Air quality. The weight method determines the dust content.

– TCVN 9469:2012 Air quality. Determination of dust by beta ray absorption method.

– AS/NZS 3580.9.6:2003 Methods for sampling and analysis of ambient air – Determination of suspended particulate matter – PM10 high volume sampler with size-selective inlet – Gravimetric method

– AS/NZS 3580.9.7:2009 Methods for sampling and analysis of ambient air – Determination of suspended particulate matter – Dichotomous sampler (PM10, coarse PM and PM2,5) – Gravimetric method

– TCVN 6137:2009 (ISO 6768:1998) Ambient air. Determine the mass concentration of nitrogen dioxide. The modified Griess-Saltzman method.

– TCVN 7171:2002 (ISO 13964:1998) Air quality. Determination of ozone in ambient air. Ultraviolet photometric method.

– TCVN 6157:1996 (ISO 10313:1993) Ambient air. Determination of ozone mass concentration. Chemical luminescent method.

– TCVN 6152:1996 (ISO 9855:1993) Ambient air. Determine the content of aerosol lead dust obtained on the filter. Atomic absorption spectroscopy.

  1. Acceptance of analytical methods of guidance in national and international standards of accuracy equal to or higher than the standards cited in Section 1

đo môi trường không khí

MONITORING PICTURES ON ENVIRONMENTAL ENVIRONMENTAL ENVIRONMENT BY QCVN

Đo đạc phân tích chỉ tiêu khí tại đường nội bộ Công Ty Nhôm Vũng Tàu
Measurement and analysis of gas targets in the internal road of Vung Tau Aluminum Company
Quan trắc không khí tại trang trại Organic Vinamilk
Monitoring the atmosphere at the Organic Vinamilk farm
Quan trắc các chỉ tiêu khí trong môi trường
Monitoring of gas parameters in the environment at Phu Giao Administrative Center of Binh Duong Province

CÔNG TY CP KỸ THUẬT TIÊU CHUẨN QCVN VIỆT NAM

Trung tâm: 537/7 Nguyễn Oanh, Phường 17, Quận Gò Vấp, TP.HCM

Điện thoại: 0287 308 6678 – Hotline: 0919 98 48 39

Email: info@qcvn.com.vn