The Effect of Absorption of The Heavy Metal Lead (Pb), in Depuration Media on The Quality of Seaweed Renderment
DOI:
10.29303/jbt.v24i2.6999Published:
2024-06-05Downloads
Abstract
This study aims to examine the effect of lead (Pb) heavy metal absorption in depuration media on the agar quality and yield of seaweed (Gracilaria sp) from local coastal waters, and to assess its potential use in industry. The research method involved analyzing six seaweed samples using atomic absorption spectrophotometry (AAS) to measure Pb content and calculate the dry matter yield. The results showed that the SB samples (SB1, SB2, SB3) did not contain detectable levels of Pb, indicating that their growing environment was relatively free from heavy metal contamination. In contrast, the SS samples (SS1, SS2, SS3) showed detectable levels of Pb, with the highest concentration in SS2 (2.65 mg/kg). The dry matter yield in the SB samples averaged around 20%, while the SS samples had a slightly higher average yield of around 21.5%. These results indicate that the SS samples had a higher dry matter content compared to the SB samples. Based on these findings, it is concluded that the SB samples are safer for industrial use due to the absence of Pb contamination, whereas the SS samples require further treatment to reduce the risk of Pb contamination. This study emphasizes the importance of regular monitoring and testing for heavy metal content in seaweed to ensure product quality and safety, as well as effective environmental management of coastal waters to prevent heavy metal contamination of vital natural resources.
Keywords:
Atomic absorption spectrophotometry, dry matter yield, Gracilaria sp, heavy metal pollution, lead (Pb).References
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Riska, N., Suedy, S. W. A., & Izzati, M. (2010). Kandungan Mineral dan Logam Berat pada Biosalt Rumput Laut Padina sp. Jurnal Pro-Life, 6(2), 171–179.
Saraswati, A. R., & Rachmadiarti, F. (2021). Kandungan Logam Berat Timbal (Pb) Pada Padina australis di Pantai Sendang Biru Malang. LenteraBio : Berkala Ilmiah Biologi, 10(1), 67–76. https://journal.unesa.ac.id/index.php/lenterabio/index
Setiawan, H. (2014). Pencemaran Logam Berat di Perairan Pesisir Kota Makassar dan Upaya Penanggulangannya. Info Teknis EBONI, 11(1), 1–13.
Anggraini, M., Swantara, I. M. D., & Sukadana, I. M. (2021). Toksisitas Ekstrak Dan Isolat Rumput Laut Eucheuma. Indonesian E-Journal of Applied Chemistry, 9(1), 35–41.
Budiastuti, P., Rahadjo, M., & Dewanti, N. (2016). Analisis Pencemaran Logam Berat Timbal Di Badan Sungai Babon Kecamatan Genuk Semarang. Jurnal Kesehatan Masyarakat (e-Journal), 4(5), 119–118.
Handayani, T. (2019). Peranan Ekologi Makroalga Bagi Ekosistem Laut. Oseana, 44(1), 1–14. https://doi.org/10.14203/oseana.2019.vol.44no.1.25
Hayatun, N. (2019). Toksisitas Timbal(Pb) Terhadap Kesehatan Ikan. Univesrsitas Almuslim.
Laily, W. N., Izzati, M., & Haryanti, S. (2019). Kandungan Mineral dan Logam Berat Pada Garam Yang Diekstrak Dari Rumput Laut Sargassum sp. Menggunakan Metode Dibilas dan Direndam. Jurnal Pro-Life, 6(3), 274–286.
Nurjanah, N.-, Mardiono Jacoeb, A., Ramlan, & Abdullah, A. (2020). Penambahan Genjer (Limnocharis flava) pada Pembuatan Garam Rumput Laut Hijau untuk Penderita Hipertensi. Jurnal Pengolahan Hasil Perikanan Indonesia, 23(3), 459–469. https://doi.org/10.17844/jphpi.v23i3.32462
Purbonegoro, T. (2019). Faktor-Faktor Yang Mempengaruhi Toksisitas Bahan Pencemar Terhadap Organisme Perairan. Oseana, 42(2), 12–22. https://doi.org/10.14203/oseana.2017.vol.42no.2.43
Riska, N., Suedy, S. W. A., & Izzati, M. (2010). Kandungan Mineral dan Logam Berat pada Biosalt Rumput Laut Padina sp. Jurnal Pro-Life, 6(2), 171–179.
Saraswati, A. R., & Rachmadiarti, F. (2021). Kandungan Logam Berat Timbal (Pb) Pada Padina australis di Pantai Sendang Biru Malang. LenteraBio : Berkala Ilmiah Biologi, 10(1), 67–76. https://journal.unesa.ac.id/index.php/lenterabio/index
Setiawan, H. (2014). Pencemaran Logam Berat di Perairan Pesisir Kota Makassar dan Upaya Penanggulangannya. Info Teknis EBONI, 11(1), 1–13.
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