Evaluating the Effectiveness of Ozonation for Microbial Reduction in Fresh Cow Milk: A Case Study from Bandung District

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Biatna Dulbert Tampubolon, Ary Budi Mulyono, Putty Anggraeni, Widia Citra Anggundari, Daryono Restu Wahono, Teguh Pribadi Adinugroho, Bambang Prasetya, Nanang Kusnandar, Abdul Manab, Lilik Eka Radiati

2025 Evergreen Vol. 12 Issue 4 Article Cited by 1 SDG 2SDG 12 Quartile

Abstract

Ozonation is a microbial inactivation technology expected to reduce microbes in fresh cow milk without compromising its nutritional content. This study evaluates the effectiveness of ozonation in reducing the microbial load in fresh cow milk from Bandung District. Using 15-minute ozone treatment, microbial levels were reduced by up to 86.6%, though only 45% of the samples achieved reductions above 50%. T-test results suggest the reductions are not statistically significant with a 95% confidence level (p > 0.05). © 2025, Joint Journal of Novel Carbon Resource Sciences & Green Asia Strategy. All Rights Reserved.

Affiliations

Research Center for Equipment Manufacturing Technology, National Research and Innovation Agency, Banten, South Tangerang, 15314, Indonesia; Faculty of Animal Science, Brawijaya University, East Java, Malang, 65145, Indonesia

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