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Synthesis of Fe3O4 Nanoparticles from Ironstone Prepared by Polyethylene Glycol 4000 Astuti, Astuti; Claudia, Geby; Noraida, Noraida; Ramadhani, Melvira
Makara Journal of Science Vol. 17, No. 2
Publisher : UI Scholars Hub

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

This study reports the modification of the preparation method of Fe3O4 nanoparticles, which consists of two stages, beginning with the destruction and separation of iron ore from ironstone. Then, the Fe3O4 nanoparticles are synthesized using the coprecipitation method with magnetite (Fe3O4). Polyethylene glycol (PEG) 4000, a readily available chemical, was introduced in varying amounts into the reactions. The ratio of Fe3O4 powder and PEG 4000 is 1:3, 1:4, and 1:5, respectively, and the effects of the PEG 4000 on the morphology, crystalline size, and magnetic properties of the products were studied. It was shown that the particle and crystalline sizes decreased when the concentration of PEG 4000 increased. Additionally, the smallest Fe3O4 nanoparticles were around 50-60 nm, and semispherical nanoparticles were formed. The reduction of the crystalline size with the increase in PEG 4000 was shown by using XRD patterns, with the crystalline size being about 30 nm at a ratio of 1:5 Fe3O4 and PEG 4000, respectively. The hysteresis loop showed low coercivity, indicating that all products were soft magnetic.
The Relationship of Sanitation Hygiene with The Presence of Echericia Coli on Jamu Beras Kencur in The Official Village of Banjarbaru City Imanuela S. S, Dea Rama; Noraida, Noraida; Erminawati, Erminawati; Isnawati, Isnawati
JURNAL KESEHATAN LINGKUNGAN: Jurnal dan Aplikasi Teknik Kesehatan Lingkungan Vol 20 No 2 (2023): Jurnal Kesehatan Lingkungan Volume 20 No. 2, Juli 2023
Publisher : Poltekkes Kemenkes Banjarmasin Jurusan Kesehatan Lingkungan Banjarbaru

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31964/jkl.v20i2.558

Abstract

Jamu is a traditional medicine originating in Indonesia. We process herbal medicine from natural plants without using chemical additives as additional ingredients. Herbal medicine must meet health standards by BPOM Regulation, namely Escherichia coli negative. Escherichia coli found on jamu beras kencur can cause health problems for those who consume it. The Banjarbaru City Official Village is a collection of herbal medicine makers and traders. This study aimed to determine the correlation between hygiene and sanitation in the manufacture of jamu beras kencur and the presence of Escherichia coli in jamu beras kencur in Kampung Pesantren Banjarbaru City. The research type was an analytical and cross-sectional design approach. There were 13 makers and samples of jamu beras kencur. We gathered the data through observation and utilized laboratory testing techniques for MPN. Data analysis used the Spearman rank correlation test. Observations of herbal medicine makers' hygiene and sanitation conditions revealed that 7 (53.8%) fell into the excellent category. The results of laboratory examinations obtained by as many as seven (53.8%) met the requirements. The results of the Spearman test showed a correlation between hygiene and sanitation with Escherichia coli on jamu beras kencur in Kampung Pesantren Banjarbaru City. Herbalists use gloves, head coverings, masks, and aprons during herbal medicine processing to improve the bacteriological quality of the medicine. They also ensure that their nails are short, maintained, and cleaned. Herbalists process herbal medicine using boiling water as the raw material and adhering to strict hygiene and sanitation protocols.
Abilities of Tomatoes (Solanum lycopersicum) as Bait in a Rat Trap Al Azhari, Muhammad Fuady; Noraida, Noraida; Santoso, Imam; Erminawati, Erminawati
JURNAL KESEHATAN LINGKUNGAN: Jurnal dan Aplikasi Teknik Kesehatan Lingkungan Vol 21 No 2 (2024): Jurnal Kesehatan Lingkungan Volume 21 No. 2, Juli 2024
Publisher : Poltekkes Kemenkes Banjarmasin Jurusan Kesehatan Lingkungan Banjarbaru

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31964/jkl.v21i2.741

Abstract

Rats are rodents that harm humans and carry diseases, so it is necessary to control rats by using bait traps to trap rodents. The community commonly uses dried fish as bait, but the nature of rats necessitates other variations. s. The purpose of using tomatoes was to determine the ability of tomatoes and dried fish to act as bait in rat traps. This type of research uses a quasi-experiment. This study employed the post-test-only control group design method, implementing three bait installation treatments: tomato, dried fish, and control. We conducted this research at the Bauntung market in Banjarbaru, repeating it 27 times with three treatments: tomato bait, dried fish, and no bait. The statistical tests revealed no significant difference in the average number of rats trapped in the bait between tomatoes and dried fish. This was because the number of mice trapped between tomato bait and dried fish bait did not show a significant difference. We expect the results of this study to provide valuable suggestions for Bauntung Market managers and future researchers on rat control using tomato bait traps.
Effectiveness of Lime (Citrus amblycarpa) Solution in Improving the Bacteriological Quality of Tableware Faridah, Faridah; Isnawati, Isnawati; Noraida, Noraida; Rahmawati, Rahmawati
JURNAL KESEHATAN LINGKUNGAN: Jurnal dan Aplikasi Teknik Kesehatan Lingkungan Vol 21 No 1 (2024): Jurnal Kesehatan Lingkungan Volume 21 No. 1, Januari 2024
Publisher : Poltekkes Kemenkes Banjarmasin Jurusan Kesehatan Lingkungan Banjarbaru

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31964/jkl.v21i1.760

Abstract

According to research on cutlery, it did not meet the bacteriological quality requirements for cleanliness because the disinfection process was not carried out. nfection process is necessary to enhance the cleanliness of cutlery, employing both chemical and natural methods. Lime zest is a natural ingredient that can be used for disinfection because it contains compounds such as alkaloids, tannins, steroids, triterpenoids, saponins, and flavonoids that are antibacterial by damaging cell membranes. The study's goal was to determine the efficacy of lime (Citrus amblycarpa) solution in improving the bacteriological quality of cutlery. This research is experimental, with a posttest-only control group design. The study included a total of 24 cutlery (plate) samples. We collected the data by examining the number of germs and Escherichia coli in each sample. Using Kruskal-Wallis, we analysed bacterial count data. Meanwhile, Escherichia coli could not be tested because all the samples were negative. The results showed that the cutlery (plate) before treatment did not contain Escherichia coli. By taking swab samples of the cutlery (plates), we found that the number of germs after disinfection treatment ranged from 1 to 33 colonies/cm2. Lime solution is ineffective at reducing the number of germs. It is recommended that the shop manager use running water and provide a place for draining and storing closed cutlery. Future researchers can conduct laboratory tests first to prove the effect of lime zest on Escherichia coli and carry out control treatments before concentration treatments.
Pengaruh Soda Ash dan Media Filter Sintetis Terhadap Kekeruhan dan pH Air Khair, Abdul; Noraida, Noraida
An-Nadaa: Jurnal Kesehatan Masyarakat (e-Journal) Vol 10, No 2 (2023): AN-NADAA JURNAL KESEHATAN MASYARAKAT (DESEMBER)
Publisher : Universitas Islam Kalimantan Muhammad Arsyad Al Banjari Banjarmasin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31602/ann.v10i2.13081

Abstract

Water treatment methods are very diverse, including neutralization methods and filtration methods. In this study, the material used in the neutralization process is soda ash, while filtration uses synthetic filter media. This method is used to improve the quality of clean water in households on turbidity and pH parameters. The purpose of the study was to determine the effect of the addition of soda ash and filtration using synthetic filter media on turbidity and pH of Anjir Pasar river water. This type of research is an experiment with pretest-postest design with control group. Variations of synthetic filter media used are without filter media, catridge foam, cloth, cotton, and a combination of filter media types. Turbidity before treatment was 42 NTU with a pH of 3.8. After neutralization using 10 grams of soda ash, the pH of the river water became 7.5. Meanwhile, the turbidity decreased to 36.55 NTU, 18.26 NTU, 3.89 NTU, 10.75 NTU, and 7.9 NTU after filtration with a media thickness of 60 cm with a turbidity reduction percentage of 13%, 57%, 91%, 74%, and 84%. The results of statistical analysis showed that there were differences in each type of synthetic filter media on the decrease in turbidity level and there were no differences in each type of synthetic filter media on the pH quality of Anjir Pasar river water.
Analyze of Parameter Values of Sasirangan Home Industry Wastewater at Hot and Cold Dyeing Noraida, Noraida; Khair, Abdul
Medical Laboratory Technology Journal Vol. 10 No. 1 (2024): June
Publisher : Poltekkes Kemenkes Banjarmasin Jurusan Analis Kesehatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31964/mltj.v10i1.555

Abstract

The sasirangan fabric home industry produces wastewater through the hot and cold dyeing process. It is necessary to know the coloring process and wastewater parameter values to design good wastewater treatment. The purpose of the study was to compare the wastewater parameter values including pH, NH3-N, BOD5, COD, TSS, Oil/Fat, Color, Phenol, Temperature, H2S and Crom Total from Sasirangan Home Industry Wastewater at Hot and Cold Dyeing. This type of research is comparative research with static group comparison design. The sample is a portion of wastewater from home industries from in the province of South Kalimantan Indonesia, namely Banjarmasin City, Banjarbaru City, and Banjar Regency. The sampling technique used accidental sampling with a total of 20 samples consisting of 10 samples of the hot dyeing process and 10 samples of the cold dyeing process. Parameters that do not meet the standards in the hot dyeing process are pH, BOD5, COD, TSS, color, and phenol, while in the cold dyeing process are BOD5, COD, TSS, and color. Statistically, there is a significant difference in the parameter values of pH, TSS, color, phenol, and temperature in sasirangan cloth home industry wastewater between the two processes. The results of the research can be used for planning wastewater treatment for the Sasirangan home industry.
EFEKTIVITAS LARUTAN DAUN SALAM (SYZIGIUM POLYANTHUM) SEBAGAI REPELLENT LALAT Irawan, Dodi; Noraida, Noraida
Medic Nutricia : Jurnal Ilmu Kesehatan Vol. 8 No. 4 (2024): Medic Nutricia : Jurnal Ilmu Kesehatan
Publisher : Cahaya Ilmu Bangsa Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.5455/nutricia.v8i4.6177

Abstract

Pengendalian vektor adalah suatu tindakan pengendalian yang bertujuan untuk mengurangi atau menghilangkan gangguan yang disebabkan oleh hewan pembawa penyakit seperti lalat. Upaya pengendalian lalat salah satunya dapat dilakukan dengan menggunakan insektisida alami. Daun salam diduga juga dapat berfungsi sebagai insektisida. Tujuan penelitian ini yaitu untuk mengetahui efektivitas larutan daun salam (Syzigium Polyanthum) sebagai repellent lalat. Jenis penelitian ini adalah eksperimen semu (Quasi Experimen) dengan rancangan Posttest Only Control Design. Sampel pada penelitian ini adalah lalat yang terdapat di alam bebas. Terdiri dari 6 perlakuan dan dilakukan 4 kali pengulangan (replikasi). Bahwa hasil uji One Way Anova menunjukkan bahwa larutan daun salam (Syzigium Polyanthum) mampu sebagai repellent lalat dengan nilai sig 0,00<0,05. Tidak semua konsentrasi memiliki perbedaan pada variasi konsentrasi, yang berbeda yaitu pada variasi konsentrasi 0 dan 20, serta konsentrasi 25 ke 40, sedangkan konsentrasi lainnya tidak ada perbedaan. Diharapkan larutan daun salam agar dapat dimanfaatkan masyarakat sebagai penolak alami vektor lalat dan bagi instansi kesehatan dapat mensosialisasikan ke masyarakat mengenai cara pembuatan insiktesida alami yaitu larutan daun salam sebagai repellen lalat rumah. Vector control is a control measure that aims to reduce or eliminate disturbances caused by disease-carrying animals such as flies. One way to control flies can be done by using natural insecticides. It is thought that bay leaves can also function as an insecticide. The aim of this research is to determine the effectiveness of bay leaf (Syzigium Polyanthum) solution as a fly repellent.This type of research is a quasi-experiment (Quasi Experiment) with a Posttest Only Control Design. The samples in this study were flies found in the wild. Consisting of 6 treatments and carried out 4 repetitions (replication). The results of the One Way Anova test showed that there was an effect of varying doses of bay leaf solution (Syzigium Polyanthum) as a fly repellent. Obtained a sig value of 0.00<0.05. The difference in the repellent power of a 0% dose of repellent is an average of 77%, an average of 20% is 53%, a dose of 25% is an average of 30%, an average of 30% is 19%, an average of 35% is 19%. 20%, and the 40% dose averages up to 10%. It is hoped that the bay leaf solution can be used by the community as a natural repellent for fly vectors and that health agencies can educate the public about how to make a natural insecticide, namely bay leaf solution as a house fly.
Pembentukan dan Pelatihan Kader Pantas (Pengolahan Air Sungai menggunakan Larutan Tawas) Noraida, Noraida; Khair, Abdul
Jurnal Kreativitas Pengabdian Kepada Masyarakat (PKM) Vol 8, No 1 (2025): Volume 8 No 1 (2025)
Publisher : Universitas Malahayati Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33024/jkpm.v8i1.16898

Abstract

ABSTRAK Masyarakat Desa Sungai Rangas Hambuku menggunakan sumber air dari sungai yang melintasi di desa tersebut untuk kehidupan sehari-hari. Kualitas air secara fisik memperlihatkan tingkat kekeruhan berada diatas standar yang dipersyaratkan untuk keperluan sehari-hari. Tujuan kegiatan adalah membentuk dan melatih Kader Pantas (Pengolahan air sungai menggunakan larutan tawas). Metode kegiatan dilakukan melalui pembentukan dan pelatihan pengolahan air sungai menggunakan tawas dengan sasaran sebanyak 10 (sepuluh) orang remaja. Hasil pembentukan kader berupa terbentuknya Struktur Organisasi Kader Pantas Desa Sungai Rangas Hambuku, sedangkan perbandingan nilai pretest dan postest menunjukkan nilai p < 0,05 yang berarti ada perbedaan pengetahuan dan pemahaman para kader dalam pengolahan air sungai sebelum dan sesudah pelatihan. Pasca pelatihan, Kader Pantas mampu menyampaikan pengetahuannya kepada masyarakat. Disimpulkan bahwa kegiatan pengabdian kepada masyarakat ini telah mampu mencapai tujuan yang diinginkan.   Kata Kunci: Pembentukan, Pelatihan, Kader, Pantas  ABSTRACT The Sungai Rangas Hambuku Village community uses water sources from the river that runs through the village for daily life. The physical water quality shows that the turbidity level is above the standard required for daily use. The objective of the activity is to form and train the Pantas Cadre (river water treatment using alum solution). The activity method was carried out through the formation and training of river water treatment using alum with a target of 10 (ten) teenagers. The results of the formation of cadres are in the form of the formation of the Pantas Cadre Organization Structure in Sungai Rangas Hambuku Village, while the comparison of pretest and posttest scores shows a p-value <    0.05, which means there is a difference in the knowledge and understanding of the cadres in river water treatment before and after training. After the training, Pantas cadres were able to convey their knowledge to the community. It is concluded that this community service activity has been able to achieve the desired goals.     Keywords: Formation, Training, Cadre, Pantas
The Ability of Alum to Reduce Color in Sasirangan Home Industry Wastewater Khair, Abdul; Noraida, Noraida
Medical Laboratory Technology Journal Vol. 11 No. 1 (2025): June
Publisher : Poltekkes Kemenkes Banjarmasin Jurusan Analis Kesehatan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31964/mltj.v11i1.608

Abstract

Water is the main need of living things in the world. Water determines the sustainability of living things. Humans, animals, and plants depend on water for their survival. Therefore, water should always meet the standards that have been set. Wastewater from the home-based sasirangan industry has distinctive characteristics in the form of the color of wastewater that has not been managed properly. The purpose of this study was to determine the ability of alum to reduce the color of home-based sasirangan industry wastewater. The type of research is a true experiment, with the population being all home-based sasirangan industry wastewater in Atun Sasirangan Cempaka. The sample is part of the wastewater. The wastewater was put into 25 containers for 5 treatments of alum addition with concentrations of 40%, 80%, 160%, 240%, and 320%.  Each treatment was repeated 5 times. The results showed that the average value of wastewater color after treatment ranged from 140.5 to 179.2 Pt-Co. The lowest average value was in the treatment of adding alum with a concentration of 160%. It is concluded that alum is able to reduce the color of home-based sasirangan industry wastewater. It is recommended that the handling of wastewater color problems in the sasirangan fabric home industry use alum as a coagulant in the treatment method.
Pelatihan Penurunan Tingkat Kekeruhan Air Sungai Di Desa Sungai Rangas Tengah Khair, Abdul; Noraida, Noraida; Lutpiatina, Leka
JPEMAS: Jurnal Pengabdian Kepada Masyarakat Vol. 1 No. 2 (2023): JPEMAS : Jurnal Pengabdian Kepada Masyarakat
Publisher : Yayasan Pendidikan Tanggui Baimbaian

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.71456/adc.v1i2.352

Abstract

Sebagian besar masyarakat di Desa Sungai Rangas Tengah memperoleh air untuk keperluan sehari-hari dari air sungai yang melintas di desa tersebut. Bila belum digunakan maka air disimpan di dalam drum atau tempat penyimpanan air lainnya. Diketahui tingkat kekeruhan air (56 NTU) melebihi persyaratan yang ditetapkan (< 25 NTU) meskipun pH masih sesuai (6,8). Ada masyarakat mengolah air sungai yang keruh menggunakan tawas, namun dosis tawas yang digunakan dan cara pengolahan yang dilakukan tidak sesuai. Hal tersebut mengakibatkan rasa air menjadi asam, sepat, bahkan terkadang air tidak berubah menjadi jernih. Kegiatan pengabdian kepada masyarakat di desa ini ditujukan untuk melatih masyarakat membuat sediaan tawas dan menurunkan tingkat kekeruhan air sungai untuk keperluannya sehari-hari. Lama waktu seluruh kegiatan adalah 6 bulan dengan melibatkan Sanitarian Puskesmas Martapura Barat. Jumlah sasaran sebanyak 50 kepala keluarga. Kegiatan utama berupa pemberian materi dan pelatihan tentang cara pengolahan air sungai menggunakan tawas. Hasil posttest dari penyuluhan dan pelatihan menunjukkan bahwa seluruh sasaran (100%) dapat menjawab pertanyaan dengan benar. Selanjutnya monitoring dan evaluasi dilakukan untuk melihat secara langsung cara penerapan pengolahan air sungai menggunakan tawas di rumah masyarakat. Diharapkan kegiatan membantu penyediaan air bersih bagi masyarakat di desa Sungai Rangas Tengah.