FIELD: coffee industry.
SUBSTANCE: liquid coffee concentrate has a pH of 4,8 to 6 and contains 1,25 mg/kg of dry matter or more of 2-phenyl-3-(2-furyl)-2-propenal. Liquid coffee concentrate has a pH of 5 to 5,2 and a QA/QaL (quinic acid/quinic acid lactone) mole/mole ratio of 10 to 100, preferably 30 to 100.
EFFECT: providing a product with improved quality, storage stability, good taste and aroma.
7 cl, 6 dwg, 10 tab, 10 ex
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