| Name | 1,5-naphthalenedisulfonic acid tetrahydrate |
| Synonyms | ARMSTRONG'S ACID 1,5-Naphthalenedisulfonic Acid 1,5-Naphthalenedisulfonic acid hydrate 1,5-naphthalenedisulfonic acid tetrahydrate 1,5-NAPHTHALENEDISULFONIC ACID TETRAHYDRATE 1,5-Naphthalenedisulfonic acid tetrahydrate Naphthalene-1,5-disulphonic acid tetrahydrate 1,5-Naphthalenedisulfonic acid tetrahydrate,Armstrong's acid 1,5-Disulphonaphthalene tetrahydrate, Armstrong's acid tetrahydrate |
| CAS | 211366-30-2 |
| EINECS | 678-302-2 |
| InChI | InChI=1/C10H8O6S2.H2O/c11-17(12,13)9-5-1-3-7-8(9)4-2-6-10(7)18(14,15)16;/h1-6H,(H,11,12,13)(H,14,15,16);1H2 |
| Molecular Formula | C10H16O10S2 |
| Molar Mass | 360.36 |
| Boling Point | 726.4°C at 760 mmHg |
| Flash Point | 393.1°C |
| Vapor Presure | 3.79E-22mmHg at 25°C |
| Storage Condition | Sealed in dry,Room Temperature |
| Use | Use as an intermediate for the preparation of direct dyes and organic pigments |
| Hazard Symbols | C - Corrosive![]() |
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2585 8/PG 3 |
| WGK Germany | 3 |
| Hazard Class | 8 |
| Packing Group | III |
| WGK Germany | 3 |
| HazardClass | 8 |
| PackingGroup | III |
| use | used as an intermediate for preparing direct dyes and organic pigments |