Table 2

Heavy metal concentration (ppm) in conocarpus lancifolius leaves of study area and comparison with other studies

Sample location	Pb	Ni	Zn	Mn	Fe	Cu	Cr	Co	Cd	As
Al-Jumhuria Al-awlaa	1	2	21	16	208	5	1	0.9	0.2	<1
Mahlat Al-Arab Al-awlaa	2	6	36	32	709	11	4	0.9	0.1	<1
Kut Al-Markaz	3	4	29	22	562	11	3	0.4	0.2	<1
Al-Drahmia	1	3	24	13	238	14	1	0.7	0.1	<1
Al-Faraha and Al-Thoahrat	1	2	19	27	300	5	1	0.5	0.2	<1
Al-Ameer	1	4	41	31	576	10	3	0.6	0.3	<1
Mazraea	1	2	15	16	125	6	1	0.7	0.1	<1
Hay Al-Askary	1	4	16	19	200	7	1	0.4	0.3	<1
Near Al-Al-Shuaiba Refinery	1	1	19	12	395	5	2	0.2	0.4	<1
Main Waste Area	1	3	9	29	170	4	1	0.6	0.1	<1
Al-Hussain	1	1	6	9	112	3	1	0.5	0.2	<1
Al-Shuaiba Houses	1	1	18	10	216	4	2	0.3	0.3	<1
Al-Thobat	1	3	11	14	393	5	2	0.1	0.1	<1
AL-Shuhdaa	1	1	11	8	112	4	1	0.3	0.3	<1
Min	1	1	11	8	112	4	1	0.1	0.1	<1
Max	3	6	41	32	709	14	4	0.9	0.4	<1
Mean	1.21	2.64	19.64	18.42	308.28	6.71	1.71	0.50	0.20	<1
¹Normal Values	5-10	0.1-5	27-150	30-300	20-100	5-30	0.1-0.5	0.02-1	0.05-2	1-1.7
² Basrah city	3.25	20.61	32.64	22.56	266.54	13.96	18.52	1.16	0.51	2.36
³Ramadi city	6.99±0.44	7.71±0.18	62.95±2.96	49.64±3.23	-	14.03±0.84	7.26±0.41	2.13±0.08	0.93±0.18	-
⁴Permissible value	6.49±0.21	7.55±0.19	55.02±2.03	45.23±1.42	-	12.49±0.49	6.37±0.26	2.04±0.05	0.57±0.09	-

¹Kabata-pendias and pendias (2011)

²Al-Khafaji and Jalal (2020)

³Al-Heety et al.(2021)

⁴FAO/WHO (2007)

- Not detected

Econ. Environ. Geol. 2023;56:75~85 https://doi.org/10.9719/EEG.2023.56.1.75