Names: Iron Bis-Glycinate  CAS NO.: 17169-60-7 Molecular weight: 634.10 MF: C4H30N2O22S2Fe2 Grade: Food Grade Application: Nutritional intensifier, feed additives Appearance status: Pale yellow to brownish yellow crystalline powder Product standard: GB/T21996-2008 Shelf life: Two years Product property: Pale yellow to brownish yellow crystalline powder.Soluble in water.Can promote the absorption of calcium, zinc, selenium and other elements, will not lead to food discoloration or taste.