Ammonium iron(III) citrate ca. 15 % Fe, green

What is Ammonium Iron(III) Citrate?

Ammonium iron(III) citrate (also known as iron(III) ammonium citrate or ammonium iron citrate) has the formula (NH4)5[Fe(C6H4O7)2]. A distinctive feature of this compound is that it is very soluble in water, unlike iron citrate which is not very soluble.

In its crystal structure, each part of citric acid has lost four protons. The deprotonated hydroxyl group and two of the carboxylate groups ligate to the iron(III) center, while the third carboxylate group coordinates with the ammonium

What is Ammonium Iron(III) citrate used for?

As a food ingredient, it has E number E381 and is used as an acidity regulator. Particularly used in the Scottish drink Irn-Bru. In water purification it is used as a reducing agent of metal salts with low activity such as gold and silver.

With potassium ferricyanide as part of the cyanotype photographic process

Used in Kligler's Iron Agar (KIA) test to identify enterobacteriaceae bacteria by observing their metabolism of various sugars, producing hydrogen sulfide

In medical imaging, ammonium iron citrate is used as a contrast agent.
as a hematinic.

Want to buy Ammonium Iron (III) citrate?

You can buy ammonium iron citrate at Laboratoriumdiscounter. It is not only of the highest quality, but also food grade certified, so it can not only be used for technical applications such as cyanotpe, but also for applications as a food additive. So if you need ammonium iron citrate, you can buy it easily, cheaply and quickly at Laboratoriumdiscounter.nl

Technical information:

Density 0.73
Solubility: 1.2 g/l (H2O, 20 °C)
WCK 1
CAS No.[1185-57-5]
EC-No. 214-686-6