Ferric Ammonium Citrate I.P.
Ferric ammonium citrate also known as ammonium iron (iii) citrate is a green or reddish-brown powder which is very soluble in water.
The molecular formula of ammonium iron (III) citrate is variable. The Brown (USP) form contains 16.5 % -18.5 % Fe, the Brown (BP) form contains 20.5 % to 22.5 % Fe and the Green contains 14.5 % -16.0 % Fe.
The green type is more readily reduced by light than the brown. In medicine, Ferric Ammonium Citrate is used as a hematinic.
Other uses for ammonium ferric citrate include food additive, as an acidity regulator, water purification and printing.
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