Structure5-Sulfosalicylic acid (5-SSA)
CAS No. 97-05-2
EC No. 202-555-6
Synonyms Benzoic acid, 2-hydroxy-5-sulfo-; 5-Sulfosalicylate; 3-Carboxy-4-hydroxybenzenesulfonic acid; 2-Hydroxy-5-sulfobenzoic acid; Salicylsulfonic acid

5-Sulfosalicylic acid (5-SSA)

5-Sulfosalicylic acid dihydrate is a poly functional metal chelating ligand.


  •  To form metal coordination complexes
  • In pharmaceutical industry to manufacturers API’s
  • In aluminum anodization

Shelf Life

Under proper storage conditions, the shelf life is 12 months

Health & Safety

Detailed information on the product described can be found in our relevant Health and Safety Information (Material Safety Data Sheet).