TK

Average monthly concentrations of heavy metals in suspended particles

Year:	2011
Region:	Prague
District:	Praha 4
Measuring programme:	ALIB0, Pha4-Libus
Old ISKO number:	1564
Organization:	CHMI

Matter	Method	Unit		Monthly concentrations												Annual Average
				1	2	3	4	5	6	7	8	9	10	11	12
V	ICP-MS	ng/m3	Xm	0.6	1.3	1.2	0.8	0.8	0.5	0.4	0.7	0.7	0.6	0.8	0.3	0.7
			N	15	14	23	20	18	14	15	16	15	15	15	16
Cr	ICP-MS	ng/m3	Xm	2.3	1.3	2.2	1.6	1.1	1.1	1.1	1.7	1.6	1.0	1.1	0.5	1.4
			N	15	14	23	20	18	14	15	16	15	15	15	16
Mn	ICP-MS	ng/m3	Xm	5.4	8.1	10.5	7.2	6.7	5.1	3.6	6.5	7.6	5.6	7.2	2.7	6.3
			N	15	14	23	20	18	14	15	16	15	15	15	16
Fe	ICP-MS	ng/m3	Xm	195.8	297.4	475.0	331.8	278.3	208.3	153.2	303.9	341.3	252.8	309.6	103.7	271.2
			N	15	14	23	20	18	14	15	16	15	15	15	16
Ni	ICP-MS	ng/m3	Xm	0.9	1.0	1.1	0.8	0.7	0.5	0.4	0.7	0.7	0.3	0.5	0.2	0.7
			N	15	14	23	20	18	14	15	16	15	15	15	15
Cu	ICP-MS	ng/m3	Xm	9.8	8.9	11.7	7.7	6.7	5.2	4.3	8.6	10.0	7.5	11.3	4.3	8.0
			N	15	14	23	20	18	14	15	16	15	15	15	16
Zn	ICP-MS	ng/m3	Xm	37.5	45.9	41.2	23.9	14.3	11.9	5.7	13.0	28.3	28.2	57.2	9.2	26.2
			N	15	14	23	20	18	14	15	16	15	15	15	16
As	ICP-MS	ng/m3	Xm	3.8	3.1	2.4	1.0	0.7	0.5	0.4	0.5	0.6	1.3	2.5	0.9	1.4
			N	15	14	23	20	18	14	15	16	15	15	15	16
Se	ICP-MS	ng/m3	Xm	0.6	0.9	1.0	0.7	0.6	0.5	0.4	0.5	0.8	0.8	0.8	0.2	0.7
			N	15	14	23	20	18	14	15	16	15	15	15	16
Cd	ICP-MS	ng/m3	Xm	0.4	0.5	0.4	0.2	0.2	0.1	0.1	0.1	0.2	0.3	0.6	0.1	0.3
			N	15	14	23	20	18	14	15	16	15	15	15	16
Pb	ICP-MS	ng/m3	Xm	12.9	16.6	14.4	9.3	7.4	5.5	4.2	6.2	8.7	8.7	15.1	3.5	9.3
			N	15	14	23	20	18	14	15	16	15	15	15	16