English name: EDTA iron (iii) sodium salt; EDTA Fe; EDTA-Fe13
Chinese alias: EDTA iron sodium salt; Sodium iron edetate; Ethylenediaminetetraacetic acid iron (III) sodium salt
Molecular formula: C₁₀H₁₂N₂O₈FeNa • 3H₂O
Molecular weight: M=421.09
CAS number: 15708-41-5
Appearance: Light earthy yellow crystalline powder, soluble in water and acid.
Usage: Mainly used as a complexing agent, oxidant, photosensitive material washing medicine and bleaching agent, as well as a thinning agent for black and white films.
Quality indicators: (Q/24SJK01-2012 quality standard)