Adriano, D. C. (2001). Cadmium. In D. C. Adriano (Ed.), Trace elements in terrestrial environments (2 ed., pp. 263-314). Verlag New York Berlin Heidelberg: Springer.
Al-Harahsheh, M., Kingman, S., Somerfield, C., and Ababneh, F. (2009). Microwave-assisted total digestion of sulphide ores for multi-element analysis. Analytica Chimica Acta, 638(1), 101-105.
Alfassi, Z. B. (2008). Determination of trace elements: John Wiley & Sons.
Ali, H., and Khan, E. (2018). What are heavy metals? Long-standing controversy over the scientific use of the term ‘heavy metals’–proposal of a comprehensive definition. Toxicological & Environmental Chemistry, 100(1), 6-19.
Ander, E. L., Johnson, C. C., Cave, M. R., Palumbo-Roe, B., Nathanail, C. P., and Lark, R. M. (2013). Methodology for the determination of normal background concentrations of contaminants in English soil. Science of the Total Environment, 454, 604-618.
Argyraki, A., and Kelepertzis, E. (2014). Urban soil geochemistry in Athens, Greece: the importance of local geology in controlling the distribution of potentially harmful trace elements. Science of the Total Environment, 482, 366-377.
ávan den Akker, A. H., and Delft, W. (1991). Comparison of microwave and conventional extraction techniques for the determination of metals in soil, sediment and sludge samples by atomic spectrometry. Analyst, 116(4), 347-351.
Axelsson, M., and Rodushkin, I. (2001). Determination of major and trace elements in sphalerite using laser ablation double focusing sector field ICP-MS. Journal of Geochemical Exploration, 72(2), 81-89.
Birke, M., and Rauch, U. (2000). Urban geochemistry: investigations in the Berlin metropolitan area. Environmental Geochemistry and Health, 22(3), 233-248.
Chen, H., Teng, Y., Lu, S., Wang, Y., and Wang, J. (2015). Contamination features and health risk of soil heavy metals in China. Science of the Total Environment, 512, 143-153.
Chen, M., and Ma, L. Q. (1998). Comparison of four USEPA digestion methods for trace metal analysis using certified and Florida soils (0047-2425). Retrieved from
Chen, M., and Ma, L. Q. (2001). Comparison of three aqua regia digestion methods for twenty Florida soils. Soil Science Society of America Journal, 65(2), 491-499.
Chen, T.-B., Zheng, Y.-M., Lei, M., Huang, Z.-C., Wu, H.-T., Chen, H., . . . Tian, Q.-Z. (2005). Assessment of heavy metal pollution in surface soils of urban parks in Beijing, China. Chemosphere, 60(4), 542-551.
Cheng, Z., Xie, X., Yao, W., Feng, J., Zhang, Q., and Fang, J. (2014). Multi-element geochemical mapping in Southern China. Journal of Geochemical Exploration, 139, 183-192.
Chiroma, T., Ebewele, R., and Hymore, F. (2014). Comparative assessment of heavy metal levels in soil, vegetables and urban grey waste water used for irrigation in Yola and Kano. International refereed journal of engineering and science, 3(2), 01-09.
Cofino, W. (1993). Quality assurance in environmental analysis. In Techniques and Instrumentation in Analytical Chemistry (Vol. 13, pp. 359-381): Elsevier.
Creed, J., Martin, T., and O’Dell, J. (1994). Determination of trace elements by stabilized temperature graphite furnace atomic absorption. Environmental Monitoring Systems Laboratory Office of Reasearch and Development. USEPA, Cincinnati, Ohio
da Silva, Y. J. A. B., do Nascimento, C. W. A., and Biondi, C. M. (2014). Comparison of USEPA digestion methods to heavy metals in soil samples. Environmental Monitoring and Assessment, 186(1), 47-53.
Damangir, A. A., Baghvand, A., Monavari, S. M., and Moattar, F. (2015). Metal pollution assessment in soil samples of mining area, Shahr-E-Babak, Iran. International Journal of Advanced Biological and Biomedical Research, 3(1), 24-34.
Davidson, C. M. (2013). Methods for the determination of heavy metals and metalloids in soils. In Heavy Metals in Soils (pp. 97-140): Springer.
De Blas, O. J., Mateos, N. R., and Sanchez, A. G. (1996). Determination of total arsenic and selenium in soils and plants by atomic absorption spectrometry with hydride generation and flow injection analysis coupled techniques. Journal of AOAC International, 79(3), 764-768.
de Caritat, P., and Cooper, M. (2011). National geochemical survey of Australia: The Geochemical Atlas of Australia. Geoscience Australia Record, Volume 2 of 2, 259-557.
Diarra, I., and Prasad, S. (2021). The current state of heavy metal pollution in Pacific Island Countries: a review. Applied Spectroscopy Reviews, 56(1), 27-51.
Duffus, J. H. (2002). " Heavy metals" a meaningless term?(IUPAC Technical Report). Pure and Applied Chemistry, 74(5), 793-807.
Dung, T. T. T., Cappuyns, V., Swennen, R., and Phung, N. K. (2013). From geochemical background determination to pollution assessment of heavy metals in sediments and soils. Reviews in Environmental Science and Bio/Technology, 12(4), 335-353.
Elemental, T. (2002). AAS, GFAAS, ICP or ICP-MS? Which technique should I use. An elementary overview of elemental analysis
Esmaeili, A., Moore, F., Keshavarzi, B., Jaafarzadeh, N., and Kermani, M. (2014). A geochemical survey of heavy metals in agricultural and background soils of the Isfahan industrial zone, Iran. Catena, 121, 88-98.
European Commission. (2003). Technical Guidance Document on Risk Assessment Retrieved from Ispra, Italy:
Gerdelidani, A. F., Towfighi, H., Shahbazi, K., Lamb, D. T., Choppala, G., Abbasi, S., . . . Rahman, M. M. (2021). Arsenic geochemistry and mineralogy as a function of particle-size in naturally arsenic-enriched soils. Journal of Hazardous Materials, 403, 123931.
Gustin, M. S., Hou, D., and Tack, F. M. (2021). The term" heavy metal (s)": History, current debate, and future use. The Science of the Total Environment, 789, 147951-147951.
Hawkes, H. E., and Webb, J. S. (1962). Geochemistry in mineral exploration. Soil Science, 95(4), 283.
He, Z., Shentu, J., Yang, X., Baligar, V. C., Zhang, T., and Stoffella, P. J. (2015). Heavy metal contamination of soils: sources, indicators and assessment.
Helmke, P. A. (1996). Neutron activation analysis. Methods of Soil Analysis Part 3—Chemical Methods(methodsofsoilan3), 141-159.
Hossner, L. (1996). Dissolution for total elemental analysis. Methods of Soil Analysis Part 3—Chemical Methods(methodsofsoilan3), 49-64.
Huang, Y., Wang, L., Wang, W., Li, T., He, Z., and Yang, X. (2019). Current status of agricultural soil pollution by heavy metals in China: A meta-analysis. Science of the Total Environment, 651, 3034-3042.
ISO 11466. (1995). Soil Quality - Extraction of Trace Elements Soluble in Aqua Regia, International Organization for Standardization, Geneva, Switzerland. In.
ISO 12914. (2012). Soil Quality - Microwave-assisted Extraction of the Aqua Regia Soluble Fraction for the Determination of Elements, International Organization for Standardization, Geneva, Switzerland. In.
ISO 14869-1. (2001). Soil quality — Dissolution for the determination of total element content — Part 1: Dissolution with hydrofluoric and perchloric acids, International Organization for Standardization, Geneva, Switzerland. In.
ISO 14869-2. (2002). Soil quality — Dissolution for the determination of total element content — Part 2: Dissolution by alkaline fusion, International Organization for Standardization, Geneva, Switzerland. In.
ISO 14869-3. (2017). Soil quality — Dissolution for the determination of total element content — Part 3: Dissolution with hydrofluoric, hydrochloric and nitric acids using pressurised microwave technique, International Organization for Standardization, Geneva, Switzerland. In.
ISO 16729. (2013). Soil quality — Digestion of nitric acid soluble fractions of elements, International Organization for Standardization, Geneva, Switzerland. In.
ISO. (2005). Soil Quality - Guidance on the Determination of Background Values, International Organization for Standardization, Geneva, Switzerland. In (pp. 24 pp).
IUPAC. (2020). International Union of Pure and Applied Chemistry: Compendium of chemical terminology—The gold book.
Kabata-Pendias, A. (2011). Trace elements in soils and plants/fourth editions. CRC Taylor and Francis Group, Boca Raton, 505.
Khan, S., Naushad, M., Lima, E. C., Zhang, S., Shaheen, S. M., and Rinklebe, J. (2021). Global soil pollution by toxic elements: Current status and future perspectives on the risk assessment and remediation strategies–A review. Journal of Hazardous Materials, 417, 126039.
Khorasanipour, M., and Esmaeilzadeh, E. (2015). Geo-genic arsenic contamination in the Kerman Cenozoic Magmatic Arc, Kerman, Iran: Implications for the source identification and regional analysis. Applied Geochemistry, 63, 610-622.
Khosravi, Y., Zamani, A. A., Parizanganeh, A. H., and Yaftian, M. R. (2018). Assessment of spatial distribution pattern of heavy metals surrounding a lead and zinc production plant in Zanjan Province, Iran. Geoderma Regional, 12, 10-17.
Kimbrough, D. E., and Wakakuwa, J. (1991). Report of an Interlaboratory Study Comparing EPA SW 846 Method 3050 [1] and an Alternative Method from the California Department of Health Services. In Waste Testing and Quality Assurance: Third Volume: ASTM International.
Klesta, E. J., Bartz, J. K., Sparks, D., Page, A., Helmke, P., and Loeppert, R. (1996). Quality assurance and quality control. Methods of soil analysis. Part, 3, 19-48.
Konieczka, P., and Namieśnik, J. (2018). Quality assurance and quality control in the analytical chemical laboratory: a practical approach: CRC Press.
Krause, P., Erbslöh, B., Niedergesäß, R., Pepelnik, R., and Prange, A. (1995). Comparative study of different digestion procedures using supplementary analytical methods for multielement-screening of more than 50 elements in sediments of the river Elbe. Fresenius' journal of analytical chemistry, 353(1), 3-11.
Kubrakova, I. (1997). Microwave-assisted sample preparation and preconcentration for ETAAS. Spectrochimica Acta Part B: Atomic Spectroscopy, 52(9), 1469-1481.
Lis, J. (1992). Geochemical Atlas of Warsaw and environs 1: 100,000. Panstw. Inst. Geol., Warsaw
Lorentzen, E. M., and Kingston, H. S. (1996). Comparison of microwave-assisted and conventional leaching using EPA method 3050B. Analytical Chemistry, 68(24), 4316-4320.
Manta, D. S., Angelone, M., Bellanca, A., Neri, R., and Sprovieri, M. (2002). Heavy metals in urban soils: a case study from the city of Palermo (Sicily), Italy. Science of the Total Environment, 300(1-3), 229-243.
Marr, I. L., Kluge, P., Main, L., Margerin, V., and Lescop, C. (1995). Digests or extracts?—Some interesting but conflicting results for three widely differing polluted sediment samples. Microchimica Acta, 119(3), 219-232.
Martin, A., Turnbull, R., Rissmann, C., and Rieger, P. (2017). Heavy metal and metalloid concentrations in soils under pasture of southern New Zealand. Geoderma Regional, 11, 18-27.
Marzi, M., Towfighi, H., Farahbakhsh, M., and Shahbazi, K. (2020). Arsenic mapping in the east Azarbaijan province and the feasibility study of decreasing arsenic release (a case study of Hashtrood). Iranian Journal of Soil and Water Research (IJSWR), 51(8), 2101-2110. (In Persian)
Matschullat, J., Ottenstein, R., and Reimann, C. (2000). Geochemical background–can we calculate it? Environmental Geology, 39(9), 990-1000.
McBride, M. (2013). Arsenic and lead uptake by vegetable crops grown on historically contaminated orchard soils. Applied and environmental soil science, 2013
Mesley, R. J., Pocklington, W. D., and Walker, R. F. (1991). Analytical quality assurance: a review. Analyst (London. 1877. Print), 116(10), 975-990.
Mizutani, S., Ikegami, M., Sakanakura, H., and Kanjo, Y. (2016). Test methods for the evaluation of heavy metals in contaminated soil. In Environmental Remediation Technologies for Metal-Contaminated Soils (pp. 67-97): Springer.
Mohamed, R., Abdel-Lateef, A., Mahmoud, H., and Helal, A. (2012). Determination of trace elements in water and sediment samples from Ismaelia Canal using ion chromatography and atomic absorption spectroscopy. Chemical Speciation & Bioavailability, 24(1), 31-38.
Mullins, E. (1994). Introduction to control charts in the analytical laboratory. Tutorial review. Analyst, 119(3), 369-375.
Mullins, E. (1999). Getting more from your laboratory control charts. Analyst, 124(4), 433-442.
Nabiollahi, K., and Haidari, A. (2016). Investigation of mineralogy of arsenic-contaminated region of kurdistan, Bijar. Watershed Engineering and Management, 7(4), 479-487. (In Persian)
Navarro, E. M. G., Tagle, M. E. V., Marín, M. T. L., and Alfonso, M. S. P. (2011). Comparison of USEPA 3050B and ISO 14869-1: 2001 digestion methods for sediment analysis by using FAAS and ICP-OES quantification techniques. Química Nova, 34(8), 1443-1449.
Niskavaara, H., Reimann, C., Chekushin, V., and Kashulina, G. (1997). Seasonal variability of total and easily leachable element contents in topsoils (0–5 cm) from eight catchments in the European Arctic (Finland, Norway and Russia). Environmental Pollution, 96(2), 261-274.
NMKL. (2011). Nordic Committee on Food Analysis: Analytical Quality Control - Guidelines for the publication of analytical results of chemical analyses in foodstuffs. NMKL Protocol No. 5
Odobašić, A., Šestan, I., and Begić, S. (2019). Biosensors for determination of heavy metals in waters. Biosensors for Environmental Monitoring
Pan, F., Yu, Y., Yu, L., Lin, H., Wang, Y., Zhang, L., . . . Zhu, R. (2020). Quantitative assessment on soil concentration of heavy metal–contaminated soil with various sample pretreatment techniques and detection methods. Environmental Monitoring and Assessment, 192(12), 1-8.
Pourret, O., Bollinger, J.-C., and Hursthouse, A. (2021). Heavy Metal: a misused term? Acta Geochimica, 1-6.
Pourret, O., and Hursthouse, A. (2019). It’s Time to Replace the Term “Heavy Metals” with “Potentially Toxic Elements” When Reporting Environmental Research. International Journal of Environmental Research and Public Health, 16(22), 4446.
Quevauviller, P. (1996). Certified reference materials for the quality control of total and extractable trace element determinations in soils and sludges. Communications in Soil Science and Plant Analysis, 27(3-4), 403-418.
Quevauviller, P., Lachica, M., Barahona, E., Gomez, A., Rauret, G., Ure, A., and Muntau, H. (1998). Certified reference material for the quality control of EDTA-and DTPA-extractable trace metal contents in calcareous soil (CRM 600). Fresenius' Journal of Analytical Chemistry, 360(5), 505-511.
Rahman, Z., and Singh, V. P. (2019). The relative impact of toxic heavy metals (THMs)(arsenic (As), cadmium (Cd), chromium (Cr)(VI), mercury (Hg), and lead (Pb)) on the total environment: an overview. Environmental Monitoring and Assessment, 191(7), 1-21.
Rawlins, B., McGrath, S., Scheib, A., Breward, N., Cave, M., Lister, T., . . . Carter, S. (2012). The advanced soil geochemical atlas of England and Wales.
Reimann, C., and de Caritat, P. (2017). Establishing geochemical background variation and threshold values for 59 elements in Australian surface soil. Science of the Total Environment, 578, 633-648.
Reimann, C., Filzmoser, P., and Garrett, R. G. (2005). Background and threshold: critical comparison of methods of determination. Science of the Total Environment, 346(1-3), 1-16.
Reimann, C., and Garrett, R. G. (2005). Geochemical background—concept and reality. Science of the Total Environment, 350(1-3), 12-27.
Roberts, T. L. (2014). Cadmium and phosphorous fertilizers: the issues and the science. Procedia Engineering, 83, 52-59.
Rothwell, K. A., and Cooke, M. P. (2015). A comparison of methods used to calculate normal background concentrations of potentially toxic elements for urban soil. Science of the Total Environment, 532, 625-634.
Sahuquillo, A., Rubio, R., Rauret, G., and Griepink, B. (1995). Determination of total chromium in sediments by FAAS. Fresenius' journal of analytical chemistry, 352(6), 572-576.
Sawhney, B., and Stilwell, D. (1994). Dissolution and elemental analysis of minerals, soils and environmental samples. Quantitative methods in soil mineralogy, 49-82.
Shahbazi, K., and Beheshti, M. (2019). Comparison of three methods for measuring heavy metals in calcareous soils of Iran. SN Applied Sciences, 1(12), 1-19.
Shahbazi, K., Marzi, M., and Rezaei, H. (2020). Heavy metal concentration in the agricultural soils under the different climatic regions: a case study of Iran. Environmental earth sciences, 79(13), 1-13.
Shaheen, S. M., Antoniadis, V., Kwon, E., Song, H., Wang, S.-L., Hseu, Z.-Y., and Rinklebe, J. (2020). Soil contamination by potentially toxic elements and the associated human health risk in geo-and anthropogenic contaminated soils: A case study from the temperate region (Germany) and the arid region (Egypt). Environmental Pollution, 262, 114312.
Shifaw, E. (2018). Review of heavy metals pollution in China in agricultural and urban soils. Journal of Health and Pollution, 8(18), 1-14.
Siaka, M., Owens, C., and Birch, G. (1998). Evaluation of some digestion methods for the determination of heavy metals in sediment samples by flame-AAS. Analytical letters, 31(4), 703-718.
Silva, H. F., Silva, N. F., Oliveira, C. M., and Matos, M. J. (2021). Heavy Metals Contamination of Urban Soils—A Decade Study in the City of Lisbon, Portugal. Soil Systems, 5(2), 27.
Skoog, D. A., Holler, F. J., and Crouch, S. R. (2017). Principles of instrumental analysis: Cengage learning.
Smith, D. B. C., Woodruff, W. F., Solano, L. G., Ellefsen, F., and Karl, J. (2014). Geochemical and mineralogical maps for soils of the conterminous United States.
Soltani, Z., Ayoubi, S., and Khademi, H. (2017). Variability of some heavy metal concentration in various physical fractions of soil surface of Foolad-e-Mobarakeh steel company, Isfahan. Journal of Soil Management and Sustainable, 6(4), 119-130. (In Persian)
Soltanpour, P. N., Johnson, G. W., Workman, S. M., Jones, J. B., and Miller, R. O. (1996). Inductively coupled plasma emission spectrometry and inductively coupled plasma-mass spectrometry. Methods of soil analysis part 3—Chemical methods(methodsofsoilan3), 91-139.
Soltanpour, P. N., Johnson, G. W., Workman, S. M., Jones Jr, J. B., and Miller, R. O. (1996). Inductively coupled plasma emission spectrometry and inductively coupled plasma-mass spectrometry. Methods of soil analysis. Part, 3, 91-139.
Sparks, D. L., Page, A., Helmke, P., Loeppert, R., Soltanpour, P., Tabatabai, M., . . . Sumner, M. (1996). Methods of soil analysis. Part 3-Chemical methods. Madison, WI, USA.: Soil Science Society of America.
Taati, A., Salehi, M. H., Mohammadi, J., Mohajer, R., and Díez, S. (2020). Pollution assessment and spatial distribution of trace elements in soils of Arak industrial area, Iran: Implications for human health. Environmental Research, 187, 109577.
Thompson, G., and Bankston, D. C. (1970). Sample contamination from grinding and sieving determined by emission spectrometry. Applied Spectroscopy, 24(2), 210-219.
Tóth, G., Hermann, T., Da Silva, M., and Montanarella, L. (2016). Heavy metals in agricultural soils of the European Union with implications for food safety. Environment international, 88, 299-309.
Tóth, G., Hermann, T., Szatmári, G., and Pásztor, L. (2016). Maps of heavy metals in the soils of the European Union and proposed priority areas for detailed assessment. Science of the Total Environment, 565, 1054-1062.
USEPA. (1994). United State Environmental Protection Agency: Method 3051. Microwave assisted acid digestion of sediments, sludges, soils, and oils. SW-846 – Test Methods for Evaluating Solid Waste: Physical/Chemical Methods. U.S. Government Printing Office, Washington, DC. In.
USEPA. (1995). United State Environmental Protection Agency: Method 3052. Microwave assisted acid digestion of siliceous and organically based matrices. SW-846 – Test Methods for Evaluating Solid Waste: Physical/Chemical Methods. U.S. Government Printing Office, Washington, DC. In.
USEPA. (1996). United State Environmental Protection Agency: Method 3050B. Acid digestion of sediments, sludges, and soils, Revision 2. SW-846 – Test Methods for Evaluating Solid Waste: Physical/Chemical Methods. U.S. Government Printing Office, Washington, DC. In.
USEPA. (1997). United State Environmental Protection Agency: Method 3051A. Microwave assisted acid digestion of sediments, sludges, soils, and oils, Revision 2. SW-846 – Test Methods for Evaluating Solid Waste: Physical/Chemical Methods. U.S. Government Printing Office, Washington, DC. In.
Vaz, S. (2021). Chapter 4 - Fundamentals of analytical chemistry. In S. Vaz (Ed.), Analysis of Chemical Residues in Agriculture (pp. 85-109): Elsevier.
Wenzel, W. (2013). Arsenic. P241-282, In: Alloway, B. J. (Ed.),Heavy metals in soils: Trace metals and metalloids in soils and their bioavailability third edition XVIII, 614 p. In: Springer Science+ Business Media Dordrecht.
Wright, R. J., and Stuczynski, T. (1996a). Atomic absorption and flame emission spectrometry. Methods of Soil Analysis Part 3—Chemical Methods(methodsofsoilan3), 65-90.
Wright, R. J., and Stuczynski, T. (1996b). Atomic absorption and flame emission spectrometry. Methods of Soil Analysis: Part 3 Chemical Methods, 5, 65-90.
Yuan, X., Xue, N., and Han, Z. (2021). A meta-analysis of heavy metals pollution in farmland and urban soils in China over the past 20 years. Journal of Environmental Sciences, 101, 217-226.
Zhao, K., Fu, W., Ye, Z., and Zhang, C. (2015). Contamination and spatial variation of heavy metals in the soil-rice system in Nanxun County, Southeastern China. International Journal of Environmental Research and Public Health, 12(2), 1577-1594.
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