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Browsing by Author Võ, Thành Lê

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  • Đánh giá ban đầu về các hợp chất Hydro cacbon thơm đa vòng (PAHS) trong không khí tại một số điểm nút giao thông quan trọng ở Hà Nội

    • Authors: Nguyễn, Thúy Ngọc; Phạm, Hùng Việt; Nguyễn, Thị Hạnh; Võ, Thành Lê; Lương, Mạnh Tuân; Yasuak, Maeda (2003)

  • Polycylic aromatic hydrocarbons (PAHs) have long been recognized as hazardous environment chemicals. Some PHAs are known to be carcinogenic to man. In this study, the Street dust samples in air were collected at 43 important traffic joints in Hanoi from April to July, 2002 and one blank sample from reserve forest in used as reference. Ultrasonic mathod is used for sample extraction. The samples then were identified by GC/MS. All analysis results show that traffic snarls in Hanoi have been polluted by PAHs. So crossroads of 182.8 ng/m3 and Vong joint of 176.8 ng/m3 are the most polluted areas. The ambient air concentration of BaP at 1.,58 and 13.40 ng/m3, respectively, are the highest ...

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Browsing by Author Võ, Thành Lê

Jump to: 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
or enter first few letters:  
Showing results 1 to 3 of 3
  • KY_00673.pdf.jpg
  • Article

  • Đánh giá ban đầu về các hợp chất Hydro cacbon thơm đa vòng (PAHS) trong không khí tại một số điểm nút giao thông quan trọng ở Hà Nội

    • Authors: Nguyễn, Thúy Ngọc; Phạm, Hùng Việt; Nguyễn, Thị Hạnh; Võ, Thành Lê; Lương, Mạnh Tuân; Yasuak, Maeda (2003)

  • Polycylic aromatic hydrocarbons (PAHs) have long been recognized as hazardous environment chemicals. Some PHAs are known to be carcinogenic to man. In this study, the Street dust samples in air were collected at 43 important traffic joints in Hanoi from April to July, 2002 and one blank sample from reserve forest in used as reference. Ultrasonic mathod is used for sample extraction. The samples then were identified by GC/MS. All analysis results show that traffic snarls in Hanoi have been polluted by PAHs. So crossroads of 182.8 ng/m3 and Vong joint of 176.8 ng/m3 are the most polluted areas. The ambient air concentration of BaP at 1.,58 and 13.40 ng/m3, respectively, are the highest ...