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CODE: km-351 Product name: Chrome azurol S CAS No: 1667-99-8 Molecular Formula: C23H13Cl2Na3O9S Molecular Weight: 605.25 Aluminum-complex molar absorption coefficient(L/cm·mol): Min.4.0x104 Residue on ignition (as sulfate): 30.0---40.0% Water-soluble test: qualified