CAS No.: 1185-57-5
Properties & Application:
A complex salt of undetermined structure, composed of iron, ammonia and citric acid. Green powder very soluble in water and having a mild iron-metallic taste. Ferric Ammonium Citrate is odorless and its solutions are acid to litmus. It may deliquesce in air and is affected by light.
Ferric ammonium citrate, brown, occurs as thin, transparent brown, red-brown or garnet red scales or granules, or as a brown-yellow powder. It is very soluble in water, but is insoluble in alcohol. The pH of a 1:20 aqueous solution is about 5.0 to 8.0. It is deliquescent in air and is affected by light. Ferric Ammonium Citrate can be used as a nutritional supplement. This product is known to be used as specialized plant nutrient. Iron has a vital function in combining with protein and copper to make hemoglobin. Iron also prevents fatigue and promotes good skin tone.
Specification:
|
FCC Green
Powder
Code11201 |
FCC/USP Brown
Powder
Code11202 |
Red (BP 73) Powder
Code11203 |
Identification
Test A
Test B |
To Pass Test
To Pass Test |
To Pass Test
To Pass Test |
To Pass Test
To Pass Test |
Test C |
To Pass Test |
To Pass Test |
|
Assay |
14.5-16.0% Fe |
16.5 – 18.5% Fe3+ |
20.5 – 22.5% |
Ferric Citrate |
To Pass Test |
To Pass Test |
|
Lead |
2 ppm max |
2 ppm max |
30 ppm max |
Mercury |
1 ppm max |
1 ppm max |
|
Oxalate |
To Pass Test |
To Pass Test |
|
Sulfate |
0.3% max |
0.3% max |
0. 6% max |
PH |
|
5.0 – 8.0 |
|
Arsenic (As) |
|
|
4 ppm max |
Solubility |
|
|
To Pass Test |
Bulk density (Loose) |
According to Customer Requirements |
Particle Size |
According to Customer Requirements |
| Microbial limits |
| Total Plate Count: |
NMT 1000cfu/g |
E. Coli: |
Negative |
| Total Molds And Yeasts: |
NMT 300cfu/g |
Salmonella: |
Negative |
| Total Coliform Count: |
NMT 10cfu/g |
Staphylococcus Aureus: |
Negative |
Package & Storage:
25 kg / 50 lb. box/bag/drums; 500 kilogram bag. Store in a clean, dry warehouse in the original unopened containers.
Citric Acid Monohydrate |
Citric Acid Anhydrous |
Calcium Citrate |
Sodium Citrate |
Corn Starch
