TK

Average monthly concentrations of heavy metals in suspended particles

Year:	2023
Region:	Prague
District:	Praha 10
Measuring programme:	ASRO5 , Praha 10-Srobarova
Old ISKO number:	1651
Organization:	SZU

Matter	Method	Unit		Monthly concentrations												Annual Average
				1	2	3	4	5	6	7	8	9	10	11	12
Cr	ICP-MS	ng/m³	Xm	1.34	1.67	0.91	0.87	0.74	0.25	0.90	1.05	1.38	1.25	0.58	0.72	0.97
			N	3	2	2	2	2	2	3	2	2	2	2	2
Mn	ICP-MS	ng/m³	Xm	2.36	3.66	3.38	3.16	3.29	3.14	3.15	3.73	4.55	4.56	1.83	1.81	3.22
			N	3	2	2	2	2	2	3	2	2	2	2	2
Ni	ICP-MS	ng/m³	Xm	0.25	0.37	0.33	0.30	0.32	0.29	0.26	0.29	0.32	0.29	0.09	0.11	0.27
			N	3	2	2	2	2	2	3	2	2	2	2	2
As	ICP-MS	ng/m³	Xm	2.89	4.56	2.49	1.63	0.81	0.55	0.30	0.78	0.54	0.99	0.73	0.72	1.39
			N	3	2	2	2	2	2	3	2	2	2	2	2
Cd	ICP-MS	ng/m³	Xm	0.16	0.26	0.20	0.21	0.17	0.10	0.05	0.08	0.11	0.14	0.10	0.09	0.14
			N	3	2	2	2	2	2	3	2	2	2	2	2
Pb	ICP-MS	ng/m³	Xm	7.52	8.53	7.12	6.47	5.43	3.65	1.84	2.83	4.00	4.53	2.29	2.13	4.67
			N	3	2	2	2	2	2	3	2	2	2	2	2