This standard applies to complex food additives (hereinafter referred to as food additives) containing propionic acid and/or its salts, and establishes a high-performance liquid chromatography method for determining the mass fraction of propionate ions (in the form of propionic acid) in the measurement range from 0.005% up to 100%
GOST R 70224-2022 history
2022GOST R 70224-2022 Food additives. Method for the determination of propionate ions in complex food additives