Trinatrium-4,5-dihydroxy-3-(4-sulfonatophenylazo)naphthalin-2,7-disulfonat
Bezeichnung:Trinatrium-4,5-dihydroxy-3-(4-sulfonatophenylazo)naphthalin-2,7-disulfonat
CAS-Nr23647-14-5
Englisch Name:SPADNS
CBNumberCB8205751
SummenformelC16H13N2NaO11S3
Molgewicht528.45
MOL-Datei23647-14-5.mol
Synonyma
Trinatrium-4,5-dihydroxy-3-(4-sulfonatophenylazo)naphthalin-2,7-disulfonat
Trinatrium-4,5-dihydroxy-3-(4-sulfonatophenylazo)naphthalin-2,7-disulfonat physikalisch-chemischer Eigenschaften
| Schmelzpunkt | >300°C |
| storage temp. | Store at +15°C to +25°C. |
| Löslichkeit | 220g/l |
| Aggregatzustand | Crystalline Powder |
| Farbe | Dark red-brown |
| PH | 6.0 (10g/l, H2O, 22℃) |
| Wasserlöslichkeit | Soluble in water (10 mg/ml), and ethanol (1 mg/ml). very slightly soluble or insoluble in alcohol and organic solvents. |
| EPA chemische Informationen | 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-sulfophenyl)azo]-, trisodium salt (23647-14-5) |
| Kennzeichnung gefährlicher | Xi |
| R-Sätze: | 36/37/38 |
| S-Sätze: | 26-36 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 2927 00 00 |
