Liaoyang teng yuan food additive factory

Ferrous Gluconate

Chemical Data

Chemical FormulaFe(C6H11O7)2 · 2H2O
CAS Number


Molecular Weight482.17
UseNutrient; Dietary Supplement ,black dye used to color ripe olive.
DescriptionPale greenish, yellow, fine powder
Containers50 kg / 110 lb. fiber drums; 25 kilogram packs EU only
StorageStore in a clean, dry warehouse in the original unopened containers.

Chemical Specifications


Test APass Test
Test BPass Test
Appearance of SolutionClear/Not Turbid
Assay as Iron(II) (dry basis)11.8-12.5%
Arsenic2 ppm maximum
BariumPass Test
Chloride0.06% maximum
Ferric Iron1.0% maximum
Heavy Metals20 ppm maximum
Loss on Drying5.0-10.5%
OxalatesPass Test
pH (10% solution)4.0-5.5
Sucrose and Reducing SugarsPass Test
Sulfate500 ppm maximum

Microbial Test Results

Aerobic Plate Count
1000 cfu / gram maximum
Yeast and Mold Count
100 cfu / gram maximum
Total Coliforms




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