| Name | Alkali Blue 6B |
| Synonyms | Nsc75781 Acid blue 119 Nicholson blue Alkali Blue 6B Reflex blue ag Alkali blue 6B, IND Triphenyl triaMinotriphenylcarbinol sulfonic acid sodiuM salt sodium,2-[4-[bis(4-anilinophenyl)-hydroxymethyl]anilino]benzenesulfonate Sodium 2-((4-(hydroxybis(4-(phenylamino)phenyl)-methyl)phenyl)amino)benzenesulfonate sodium 4-[(4-{(4-amino-3-methylphenyl)(hydroxy)[4-(phenylamino)phenyl]methyl}phenyl)amino]benzenesulfonate |
| CAS | 1324-80-7 |
| EINECS | 634-351-1 |
| InChI | InChI=1/C32H29N3O4S.Na/c1-22-21-25(11-20-31(22)33)32(36,23-7-12-27(13-8-23)34-26-5-3-2-4-6-26)24-9-14-28(15-10-24)35-29-16-18-30(19-17-29)40(37,38)39;/h2-21,34-36H,33H2,1H3,(H,37,38,39);/q;+1/p-1 |
| Molecular Formula | C21H14NNaO6S |
| Molar Mass | 635.71 |
| Flash Point | 14°C |
| Appearance | powder to crystal |
| Color | Blue to Brown to Dark blue |
| Storage Condition | 2-8°C |
| Use | Used as acid-base indicator and stain |
| Risk Codes | R11 - Highly Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| UN IDs | UN1170 3/PG 2 |
| HS Code | 29350090 |
| Color index | 42765 |
| Use | acid blue 19 is an organic dye used as an insulating material for toner transfer Electrophotography and urban telecommunication cables. used as acid-base indicator and stain acid-base indicator, biostain, petroleum analysis, nitrogen fertilizer analysis. acid-base indicator, pH color range of 9.4 (blue) to 14.0 (red); For the Determination of pH value of petroleum; Biological dyeing |