Baghdadi, M., Mazarji, M., Sabouhi, M., Jafari Kang, A. & Jafari, A., 2014, "Removal of cationic surfactants from aqueous solutions by modified cotton as a novel high-capacity and low-cost adsorbent", Journal Advanced Chemistry, 9(3), 2062-2071.
Basar, C.A., Karagunduz, A., Cakici, A. & Keskinler, B., 2004, "Removal of surfactants by powdered activated carbon and microfiltration", Water Reserach, 38(8), 2117-2124.
Bhatnagar, A., and Sillanpaa, M., 2011, "A review of emerging adsorbents for nitrate removal from water", Chemical Engineering Journal, 68(2), 493-504.
Bhatnagar, A., Ji, M., Choi, Y., Jung, W., Lee, S., and Kim, S.S., 2008, "Removal of nitrate from water by adsorption onto zinc chloride treated activated carbon", Separation Science Technology, 43(4), 886-907.
Chen, S., Wu, W., Hu, K., & Li, W., 2010, "The effects of land use change and irrigation water resource on nitrate contamination in shallow groundwater at county scale", Ecology Complex, 7(2), 131-138.
Cho, D-W., Chon, C-M., Kim, Y, Jeon, B-H., Schwartz, F.W. & Lee, E-S., 2011, "Adsorption of nitrate and Cr (VI) by cationic polymer-modified granular activated carbon", Chemical Engineering Journal, 175, 298-305.
Choi, H-D., Jung, W-S., Cho, J-M., Ryu, B-G., Yang, J-S. & Baek, K., 2009, "Adsorption of Cr (VI) onto cationic surfactant-modified activated carbon", Journal Hazardous Materials, 166(2), 642-646.
Eddaoudi, M., 2005, "Characterization of porous solids and powders: Surface area, pore size and density by S. Lowell (Quantachrome Instruments, Boynton Beach), JE Shields (CW Post Campus of Long Island University), MA Thomas, and M. Thommes (Quantachrome In-struments)", Kluwer Journal American Chemical Society, 127(40), 14117.
EPA., 2012, Drinking water standards and health advisories tables, US Environmental Protectoin Agency.
Esmaeili, A., Moore, F. & Keshavarzi, B., 2014, "Nitrate contamination in irrigation groundwater, Isfahan, Iran", Environmental Earth Science, 72(7), 2511-2522.
Hassan, M.L., Kassem, N.F. & El‐Kader, A.H., 2010, "Novel Zr (IV)/sugar beet pulp composite for removal of sulfate and nitrate anions", Journal Applied Polymer Science, 117(4), 2205-2212.
Hayati, B. & Mahmoodi, N.M., 2012, "Modification of activated carbon by the alkaline treatment to remove the dyes from wastewater: Mechanism, isotherm and kinetic", Desalin Water Treatment, 47(1-3), 322-333.
Ho, Y-S., 2006, "Review of second-order models for adsorption systems", Journal Hazardous Material, 136(3),
681-689.
Iida, T., Amano, Y., Machida, M. & Imazeki, F., 2013, "Effect of surface property of activated carbon on adsorption of nitrate ion", Chemocal Pharmaceutical Bulletin, 61(11), 1173-1177.
Institute of Standards and Industrial Research of Iran, 2012, Drinking water standard, No. 1053., Tehran, Iran. (In Persian)
Joekar-Niasar, V. & Ataie-Ashtiani, B., 2009, "Assessment of nitrate contamination in unsaturated zone of urban areas: The case study of Tehran, Iran", Environmental Geology, 57(8), 1785-1798.
Kapoor, A. & Viraraghavan, T., 1997, "Nitrate removal from drinking water-review", Journal Environmental Engineering,123(4), 371-380.
Khalili, N.R., Campbell, M., Sandi, G. & Golaś, J., 2000, "Production of micro- and mesoporous activated carbon from paper mill sludge: I. Effect of zinc chloride activation", Carban, 38(14), 1905-1915.
Krasicka-Cydzik, E., 2012, Anodic layer formation on titanium and its alloys for biomedical applications, University of Zielona Gora, Poland.
Li, Y., Ding, X., Guo, Y., Wang, L., Rong, C. & Qu, Y., 2011, "A simple and highly effective process for the preparation of activated carbons with high surface area", Materials Chemistry Physics, 127(3), 495-500.
Li, Y., Zhang, P., Du, Q., Peng, X., Liu, T. & Wang, Z., 2011, "Adsorption of fluoride from aqueous solution by graphene", Journal Colloid Interface Science, 363(1), 348-354.
Madani, K., 2014, "Water management in Iran: What is causing the looming crisis?", Journal Environmental Study Science, 4(4), 315-328.
396
Mahapatra, K., Ramteke, D.S. & Paliwal, L.J., 2012, "Production of activated carbon from sludge of food processing industry under controlled pyrolysis and its application for methylene blue removal", Journal Analytical Applied Pyrolysis, 95, 79-86.
Moreno-Castilla, C., Ferro-Garcia, M.A., Joly, J.P., Bautista-Toledo, I., Carrasco-Marin, F. & Rivera-Utrilla, J., 2011, "Activated carbon surface modifications by nitric acid, hydrogen peroxide, and ammonium peroxydisulfate treatments", Langmuir, ACS Publications, 11(11), 4386-4392.
Namasivayam, C. & Sangeetha, D., 2005, "Removal and recovery of nitrate from water by ZnCl~ 2 activated carbon from coconut coir pith, an agricultural solid waste", Indian Journal Chemical Technology, 12(5), 513.
Nosrati, K. & Van Den Eeckhaut, M., 2012, "Assessment of groundwater quality using multivariate statistical techniques in Hashtgerd Plain, Iran", Environmental Earth Science, 65(1), 331-344.
Nunell, G. V., Fernandez, M.E., Bonelli, P.R. & Cukierman, A.L., 2015, "Nitrate uptake improvement by modified activated carbons developed from two species of pine cones", Journal Colloid Interface Science, 440,102-108.
Nunell, G. V., Fernández, M.E., Bonelli, P.R. & Cukierman, A.L., 2012, "Conversion of biomass from an invasive species into activated carbons for removal of nitrate from wastewater", Biomass and Bioenergy, 44, 87-95.
Ota, K., Amano, Y., Aikawa, M. & Machida, M., 2013, "Removal of nitrate ions from water by activated carbons (ACs)—Influence of surface chemistry of ACs and coexisting chloride and sulfate ions", Applied Surface Science,276, 838-842.
Öztürk, N. & Bektaş, T.E., 2004, "Nitrate removal from aqueous solution by adsorption onto various materials", Journal Hazardous Material, 112(1), 155-162.
Pacheco, J. & Cabrera, A., 1997, "Groundwater contamination by nitrates in the Yucatan Peninsula, Mexico", Journal Hydrogeol, 5(2), 47-53.
Panahi, S. & Moghaddam, M.R.A., 2012, Evaluation of nitrate concentration in groundwater and drinking water distribution network of Robat-Karim City, Tehran Province, Iran, Water Pract, Technol. IWA Publishing, Alliance House London SW 1 H 0 QS United Kingdom.
Park, S-J.J. & Jang, Y-SS., 2002, "Pore structure and surface properties of chemically modified activated carbons for adsorption mechanism and rate of Cr(VI)", Journal Colloid Interface Science, 249(2), 458-463.
Patterson, J., Parette, R., Cannon, F.S., Lutes, C. & Henderson, T., 2011, "Competition of anions with perchlorate for exchange sites on cationic surfactant-tailored GAC", Environmental Engineering Science, 28(4), 249-256.
Rao, P. & Puttanna, K., 2000, "Nitrates, agriculture and environment", Current Science, 79(9), 1163-1169.
Spalding, R.F. & Exner, M.E., 1993, "Occurrence of nitrate in groundwater—a review", Journal Environmental Quality American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America, 22(3), 392-402.
Sun, K., Jiang, J. & Xu, J., 2009, "Chemical regeneration of exhausted granular activated carbon used in citric acid fermentation solution decoloration", Iranian Journal Chemical Chemisty Engineering, 28(4), 79-83
Thommes, M., 2010, "Physical adsorption characterization of nanoporous materials", Chemical Engineering Techology, 82(7), 1059-1073.
Tofighy, M.A. & Mohammadi, T., 2012, "Nitrate removal from water using functionalized carbon nanotube sheets", Chemical Engineering Research Design, 90(11), 1815-1822.
Wang, S., Zhu, Z.H., Coomes, A., Haghseresht, F. & Lu, G.Q., 2005, "The physical and surface chemical characteristics of activated carbons and the adsorption of methylene blue from wastewater", Journal Colloid Interface Science, 284(2), 440-446.
WHO, 2011, Guidelines for drinking-water quality, 4th Ed., World Health Organ.
WHO, 2011, Nitrate and nitrite in drinking-water-background document for development of WHO guidelines for drinking-water quality, World Health Organ.
Yazdankhah, A., Moradi, S.E., Amirmahmoodi, S., Abbasian, M. & Shoja, S.E., 2010, "Enhanced sorption of cadmium ion on highly ordered nanoporous carbon by using different surfactant modification", Microporous Mesoporous Material, 133(1-3), 45-53.