Aniline 2:5 Disulfonic Acid

Chemical Name : Aniline 2.5 Disulphonic Acid Synonyms : 2-amino 1.4-benzenedisulphonic acid 2.5 disulfoaniline4 Sulphometanilic acid CAS No : 98-44-2 Formula : C6H7N S2O6 Purity (Amine value of free acid) : 80% minimum Purity (Amine value of sodium salt) : 87% minimum Molecular weight (as free acid) : 253 gm/mol. Molecular weight (as sodium salt) : 275.5 gm/mol. Appearance : Moist white powder Insoluble : 0.15% minimum Free acid content : 4% minimum Moisture content (by K.F. Method) : 5% approx. Metanilic acid content : <0.5% Isometric impurities : Nil Basis of sale : Real content (100% basis) on M.W. 253 Packing : 25 / 50 Kgs. HDPE bags / jumbo with liner