Tab. Sh-TK

Average monthly concentrations of Heavy metals in Suspended particulate matter

Year: 1997
Region:Hlavni mesto Praha
District:Praha 7
Institution:Hygienicka sluzba
Station: 862. PHA7-ZOO

Pollutant Method Unit Monthly Concentrations Annual Mean
123456789101112

Cr

AAS ng/m^3 - 3.5 4.1 3.9 4.5 3.5- 5.8 4.0-- 2.4-

Ni

AAS ng/m^3 - 21.6 15.9 5.0 21.9 7.2- 7.9 3.5-- 5.3-

Cu

AAS ng/m^3 - 87.0 85.1 76.9 134.9 77.4----- 46.2-

Zn

AAS ng/m^3 - 364.3 270.0 228.6 439.3 197.0- 207.6 224.4-- 243.0-

As

AAS ng/m^3 - 3.0 2.6 1.6 1.6 1.9- 1.6 1.6-- 20.3-

Cd

AAS ng/m^3 - 0.8 0.8 0.7 1.2 0.6- 0.7 0.6-- 1.1-

Pb

AAS ng/m^3 - 61.3 54.8 45.9 38.8 27.8- 30.2 29.7-- 39.6-

Average monthly concentrations of Heavy metals in Suspended particulate matter…