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Aniline 2:5 Disulfonic Acid |
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 | 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 |
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