disodium 4,5-dihydroxy-2,7-naphthalene sulfonate
CHROMOTROPIC ACID DISODIUM SALT
CAS: 129-96-4
Molecular Formula: C10H6Na2O8S2·2H2O
disodium 4,5-dihydroxy-2,7-naphthalene sulfonate - Names and Identifiers
disodium 4,5-dihydroxy-2,7-naphthalene sulfonate - Physico-chemical Properties
| Molecular Formula | C10H6Na2O8S2·2H2O |
| Molar Mass | 400.29 |
| Melting Point | >300 °C(lit.) |
| Appearance | Color off-white |
| Storage Condition | RT, dark |
| Sensitive | Sensitive to light |
| MDL | MFCD00150612 |
| Use | Used for Ag, ClO3- , Cr, Hg, NO2-, NO32-, Ti determination, organic synthesis. |
disodium 4,5-dihydroxy-2,7-naphthalene sulfonate - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
disodium 4,5-dihydroxy-2,7-naphthalene sulfonate - Introduction
Soluble in water, the solution is light brown.
Last Update：2022-10-16 17:30:51
disodium 4,5-dihydroxy-2,7-naphthalene sulfonate - Nature
| EPA chemical information | 2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-, disodium salt (129-96-4) |
Last Update：2024-04-10 22:29:15
