TK

Average monthly concentrations of heavy metals in suspended particles

Year:	2017
Region:	Prague
District:	Praha 4
Measuring programme:	ALIB5, Praha 4-Libus
Old ISKO number:	1626
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	0.3	0.4	0.2	0.2	0.2	0.3	0.2	0.4	0.2	0.2	0.1	0.1	0.2
			N	14	14	15	15	16	14	16	15	15	15	15	16
Cr	ICP-MS	ng/m3	Xm	0.7	0.3	0.4	1.0	1.3	0.3	0.4	0.5	0.4	0.6	0.8	0.2	0.6
			N	14	14	15	15	16	14	16	15	15	15	15	16
Mn	ICP-MS	ng/m3	Xm	2.4	3.2	1.5	1.6	1.7	2.0	1.7	2.1	1.7	1.7	2.0	1.2	1.9
			N	14	14	15	15	16	14	16	15	15	15	15	16
Fe	ICP-MS	ng/m3	Xm	69.4	89.9	55.1	64.3	67.0	73.2	63.6	97.1	62.4	57.8	59.3	37.6	65.7
			N	14	14	15	15	16	14	16	15	15	15	15	16
Ni	ICP-MS	ng/m3	Xm	0.5	0.5	0.5	0.3	0.7		0.5	0.7	0.2	1.1	0.5	0.4	0.5
			N	14	14	15	15	12	4	16	15	15	15	15	16
Cu	ICP-MS	ng/m3	Xm	3.4	3.8	3.2	1.5	2.2		2.1	2.3	3.1	3.1	3.5	4.8	3.1
			N	14	14	15	15	12	4	16	15	15	15	15	16
Zn	ICP-MS	ng/m3	Xm	45.4	31.5	12.2	11.0	8.1	4.8	5.4	7.5	9.1	10.1	15.1	12.2	13.9
			N	14	14	15	15	16	14	16	15	15	15	15	16
As	ICP-MS	ng/m3	Xm	5.2	2.8	1.0	0.7	0.6	0.3	0.2	0.3	0.6	0.6	1.4	1.3	1.2
			N	14	14	15	15	16	14	16	15	15	15	15	16
Se	ICP-MS	ng/m3	Xm	0.7	0.6	0.3	0.4	0.5	0.4	0.3	0.4	0.4	0.2	0.3	0.2	0.4
			N	14	14	15	15	16	14	16	15	15	15	15	16
Cd	ICP-MS	ng/m3	Xm	0.3	0.3	0.1	0.1	0.1	0.1	0.0	0.1	0.1	0.1	0.1	0.1	0.1
			N	14	14	15	15	16	14	16	15	15	15	15	16
Pb	ICP-MS	ng/m3	Xm	10.7	11.0	5.7	3.5	5.9	3.3	2.5	3.7	5.3	5.7	3.7	3.7	5.3
			N	14	14	15	15	16	14	16	15	15	15	15	16