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Journal : Sinergi

Fabrication of mercury (Hg) sensor based on Tire Waste (TW) carbon electrode and voltammetry technique Baihaqi Baihaqi; Khairi Suhud; Sagir Alva; Eka Safitri; Julinawati Julinawati; Binawati Ginting; Syafrizal Fonna; Ahmad Kamal Arifin; Zulnazri Zulnazri; Nurul Islami
SINERGI Vol 27, No 3 (2023)
Publisher : Universitas Mercu Buana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22441/sinergi.2023.3.012

Abstract

Voltammetry is widely used to detect heavy metals such as mercury (Hg). The sensor material influences the results of the voltammetry method. Carbon-based sensors are commonly developed because of their wide potential range, low background current, inexpensive, inert, and suitable for various sensors. Recently, Tire Waste (TW) was chosen as a carbon source for the manufacture of electrodes because it is rich in carbon (88%). The material is easy to obtain, green technology and a carbon source that has not been properly utilized. Separation of carbon material from TW using the pyrolysis method produces 4.32 gr (2.6%) of soot (from 200 gr TW) as a material for making carbon-based Hg sensors. The XRD pattern of TW soot has amorphous phases. SEM topography shows that the surface of TW soot consists of particles that are almost uniform in shape. The estimated particle size is about 0.25 µm. The sensor was made with a mixture of TW soot and paraffin with a 2:1 ratio. Testing the specific value of sensor capacitance using the Cyclic Voltammetry (CV) method showed the presence of cathodic and anodic currents. The Hg deposit occurred at a peak cathodic current at a scan rate of 20 mV/s. The Limit of Detection (LoD) value is 0.0681 ppm and the Limit of Quantitation (LoQ) is 0.229 ppm. Measurement of Hg in natural water samples used river water from the Aceh Jaya sub-district at two points representing the upstream and downstream of the river. The Hg concentrations obtained were 0.000536 ppm and 0.00182 ppm, respectively and were compared with the inspection results using Atomic Absorbance Spectroscopy (AAS), 0.00058 ppm and 0.00186 ppm, respectively. The t-test results of the two Hg measurement methods at a significance level (α) of 5% obtained tcount > ttable (0.0208 <2.306), indicating that there is a significant difference between the two Hg concentration measurement methods for natural water.
Co-Authors . Suryati . Wusnah Achmad Roesyadi Adha, Muhammad Ikhwanul Adi Setiawan Adli, Muhammad Fathur Adriyan Jondra Agam Muarif Ahmad Fikri Ahmad Fikri Ahmad Fikri Ahmad Kamal Arifin Ainun, Sarifah Alfathan Anshori Almia Permata Putri Amalia, Nabila Amalia, Nabuia Andrie Kurniawan Indra Angga Tri Agusna PA Anggi Dwi Safitri Annisa Ramadina Arafah, Sadinda Ardiansyah, Zul Fadly Arif Maulana Arnawan Hasibuan Ashari, Muhammad Rayhan Atmaja, W Aulia, Rauzatul Authar, Mhammad Azhari Azhari Azhari Azhari B. WIRJOSENTONO Baihaqi Baihaqi Binawati Ginting Desma Rina Desriani, Chintiara Dewi Lestari Dian, Hadyan Dinda Humaira Dwi Pratiwi Eddy Kurniawan Eka Safitri Eki Supratiwi Elviana, Suci Eni Suryani Evi Maulida Ezwarsyah Ezwarsyah Fachry Abda El Rahman Fadhli Syamsudin Faisal Faisal Faisal Faisal Faisal Faisal Faturrahman, Muhammad Fibarzi, Wiza Ulfa Fika Anjana Firda, Hanisyah Firman Maulana, Firman Fitri, Safira HALIMATUD DAHLIANA Hasbullah, Siti Aishah Hendi Setiawan Hijiriani, Awi Anugrah Holila, Manna Ibrahim, Ishak Ilhami, Gita Ayu Iqbal Kamar Iqbal Kamar Ishak Ibrahim Ishak Ishak Ishak Ishak Jain, Vishal Jalaluddin Jalaluddin Jalaluddin Jalaluddin Jalaluddin Jalaluddin Jalaluddin Jalaluddin Josua Lorent Barus Julinawati Julinawati Kamar, Iqbal Khairi Suhud Khairul Anshar Khan, Naseer A. Lamkaruna Rizki Lestari, Juli Lidia Manik Lukman Hakim Lukman Hakim Lukman Hakim M Haikal Af M Sayuti M syarief Hidayatullah M. Asyabul Zikki Mahdayani Sinaga, Citra Puspita Mahfuddara Mahfuddara Maizuar Maizuar Maizuar, M Maliki, S Masrullita Masrullita Masrullita Masrullita Masrullita, Masrullita Mawaddah Mawaddah, Mawaddah Medyan Riza Medyan Riza Melan Amanah, Ananda Meriatna Meriatna Muammar Khadafi Muarif, A Muhammad Daud Muhammad Ikhwanul Adha Muhammad Muhammad Muhammad Muhammad Muhammad nur Ichsan Tamiogy Muhammad, M Muhammad, Muhammad Muliadi Mulyawan, Rizka Mutia Reza Mutiara Lestari Simanjuntak Mutiara Pujana Pujana Nabila Adhani Narul ZA Nasrul ZA Nasrul ZA, Nasrul Novi Sylvia Noviansyah, F Nur Aisyah Nur Annisa Nurdiah, Ika Nurlaila, Rizka Nursakinah Nursakinah Nurul Islami, Nurul Pane, Nurul Anisa Purwoko, Agus Putra, Reza Putri, Almia Permata Putri, Anggieta Putri putri, intan nanda Rafika Rafika Rahma Daniati Rahmi, Delfi Raihan Putri Ramadani, Fikri Fadli Ramadhan, C Ramadhana, Maqfirah Ratna Sari Raudhatul Jannah Raudhatul Ulfa Razi, Ar Retnowulan, Sri Rahayu Ridwandi Rizka Mulyawan Rizka Mulyawan Rizka Nurlaila Rizka Nurlaila, Rizka Nurlaila Rizzki Andira Rozanna Dewi Sagir Alva Salim, Muhammad Alfis Samsul Bahri SARAGIH, SINTA DEWI Seli Novianna Brutu Sinta Morina siti hardiana daulay Sri Dea Varissa Sri Rahayu Retnowulan Sry Rahmadani Sry Wahyuni Damanik Subhan A Gani Sulastri Sulastri Sulhatun Sulhatun Suryani, Suryati Suryati Suryati Suryati Suryati Syafrizal Fonna Syamsul Bahri Syamsul Bahri Syamsul Bahri Sylvia, Novy Ulfa, Raudhatul Waizul Fahri Purba Wawan Atmaja Willy W Yani, Firda Tirta Yaqinnas, Haqqul Yopi Aji Akbar Yulisda, Desvina Zahrani, Amilia Zahrol Hilmi Zainuddin Ginting