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Combination of Chitosan from Black Soldier Fly Exuviae and Palm Oil Stearin as Coating on Chicken Eggs Muheri Indra Aja Nasution; Yaya Rukayadi
Jurnal Peternakan Integratif Vol. 14 No. 01 (2026): Jurnal Peternakan Integratif
Publisher : Talenta Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32734/jpi.v14i01.25287

Abstract

Consumption chicken eggs have perishable properties, the quality of eggs will decline faster and the shelf life of eggs is very short at room temperature compared to cold temperatures. The purpose of this study is to test and evaluate the use of chitosan derived from black soldier fly exuviae and palm oil stearin as a coating on the quality of consumption chicken eggs at room temperature storage. Study design was a Completely Randomized Design (CRD) 4 x 5 factorial pattern with three replications. Each replicate consisted of 6 fresh chicken eggs, resulting in 360 eggs. Factor I was formula dosage (CS0 = Without Coating; CS1 = Virgin Coconut Oil; CS2 = 1.5% Chitosan + 1% Stearin; CS3 = 3% Chitosan + 1% Stearin) and Factor II was storage duration (ST0 = 0 Days; ST14 = 14 Days; ST28 = 28 Days; ST42 = 42 Days; ST56 = 56 Days). The results of the study indicate that the formula dose and storage time had a very significant effect (P<0.01) on the Haugh unit, albumen index, and yolk index of consumption chicken eggs. There was an interaction between the formula dose and storage time (P<0.01) on the Haugh unit, albumen index, and yolk index. Coating combination of chitosan BSF exuviae and palm oil stearin can maintain the quality of consumption chicken eggs during the storage period up to 56 days. The use of a coating formula with a treatment level of 3% chitosan + 1% stearin showed the best results in maintaining the quality of consumption chicken eggs during storage at room temperature and was still in quality category III according to SNI No.3926:2023, namely haugh unit 60.54%, albumen index 0.06% and yolk index 0.33%.
Analysis of the Effect of Using a Natural Water Filter on the Efficiency of Household Expenditure and Customer Satisfaction at Perumda Tirtanadi in Hamparan Perak Sub-District Ruri Prihatini Lubis; Muheri Indra Aja Nasution
Jurnal Teknik Indonesia Vol. 5 No. 01 (2026): Jurnal Teknik Indonesia (JU-TI) 2026
Publisher : SEAN Institute

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58471/ju-ti.v5i01.1013

Abstract

Clean water is a basic human need that plays a vital role in supporting health, comfort, and quality of life. Although piped water services are available through Perumda Tirtanadi, some customers still undergo additional treatment using natural water filters to improve respondents' perceptions of the quality of their daily water use. In addition to improving respondents' perceptions of water quality, the use of natural water filters also has the potential to provide economic benefits through savings on household expenses and increased customer satisfaction with clean water services. This study aims to analyze the effect of the use of natural water filters on household water expenditure efficiency and customer satisfaction at Perumda Tirtanadi in Hamparan Perak District. The study used a quantitative approach with descriptive and explanatory methods. Data were obtained by distributing questionnaires to 100 respondents selected using a purposive sampling technique. Data analysis was performed using descriptive statistics and natural linear regression. The results showed that the utilization rate of natural water filters was in the high category with an average value of 4.14. Household expenditure efficiency was also in the high category with an average value of 4.02, while the level of customer satisfaction had an average value of 3.90. The results of the regression analysis indicate that the use of natural water filters has a positive and significant effect on household expenditure efficiency and customer satisfaction with a significance value of less than 0.05. These findings indicate that the use of natural water filters can be an effective alternative to improve respondents' perceptions of the quality of water used by the community, reduce household expenditure, and increase customer satisfaction with Perumda Tirtanadi services. Therefore, the use of natural water filters can support efforts to provide more efficient and sustainable clean water at the household level.