Ferric Citrate Raw Materials Ferric Citrate Powder

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Ferric Citrate Powder Usage and Synthesis.

As food iron fortifier, the absorption effect is better than inorganic iron. China's regulations can be used in salt and sandwich sugar, the use of 3600 ~ 7200mg / kg; in high iron cereals and their products (daily limit of 50g of such food) for 1000 ~ 1200mg / kg; in dairy products and baby food for 360 ~ 600mg / kg; in cereals and their products for 150 ~ 290mg / kg; in beverages for 60 to 120mg/kg in beverages.

Uses and functions of Ferric Citrate.

As food iron fortifier, the absorption effect is better than inorganic iron. China's regulations can be used in salt and sandwich sugar, the use of 3600 ~ 7200mg / kg; in high iron cereals and their products (daily limit of 50g of such food) for 1000 ~ 1200mg / kg; in dairy products and baby food for 360 ~ 600mg / kg; in cereals and their products for 150 ~ 290mg / kg; in beverages for 60 to 120mg/kg in beverages.

It is used as food additives, added to biscuits, milk powder and flour, as iron nutrient fortifier, also used as feed additives, iron citrate is also used as medicine, used in blueprint photographic paper and so on.

Preparation of Ferric Citrate.

1, citric acid is added to the iron hydroxide solution, heated to below 60 ℃, evaporated and concentrated to slurry, and obtained by low-temperature drying on a glass plate. 

2, add ammonia to iron sulfate solution to produce iron hydroxide precipitation. Filter and wash with water until there is no reaction of sulphuric acid. Add citric acid and heat to below 60℃ with stirring to dissolve all the precipitate, then filter. Concentrate the filtrate into syrupy form by heating below 60℃, coat it into a thin layer on a glass plate, form small leaves, peel it off, slightly warm and dry it.

Product Method of Bulk Ferric Citrate Powder.

Ammonia is added to the iron sulphate solution to produce a precipitate of iron hydroxide. Filter and wash with water until there is no sulphuric acid reaction. Citric acid was added and heated to below 60°C with stirring to dissolve all the precipitate, then filtered. Concentrate the filtrate into syrupy by heating below 60 ℃, coat it into a thin layer on a glass plate to form small leaves, peel it off, slightly warm it and dry it to be obtained.

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