ISO 9232:2003/Amd 1:2023

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ISO 9232:2003/Amd 1:2023 refers to an international standard, specifically an amendment to the original standard ISO 9232:2003, focused on the identification of characteristic microorganisms in yogurt, specifically Lactobacillus delbrueckii subsp. bulgaricus and Streptococcus thermophilus. This amendment adds performance testing of culture media and reagents to the standard.