This standard specifies a microbiological method for the determination of the total folate content of foodstuffs by turbidimetric detection of the growth of the microorganism Lactobacillus casei, subsp. rhamnosus (ATCC 7469).
DS/EN 14131:2003 history
2003DS/EN 14131:2003 Foodstuffs - Determination of folate by microbiological assay