| [Fire Fighting] Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam. | |
| [Ingestion] Get medical aid. Wash mouth out with water. | |
| [Inhalation] Remove from exposure to fresh air immediately. | |
| [Skin] Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. | |
| [Eyes] Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. | |
| [Storage] Store in a cool, dry place. Store in a tightly closed container. | |
| [Handling] Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. | |
| [Ingestion] The toxicological properties of this substance have not been fully investigated. | |
| [Inhalation] May cause respiratory tract irritation. | |
| [Skin] May cause skin irritation. | |
| [Eyes] May cause eye irritation. | |
| [Personal Protection] Eyes: Wear chemical goggles. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin. | |
| [Respirators] A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149. | |
| [Appearance] odorless sallow pink solid | |
| [Melting Point] 300 | |
| [Product Name] 4-Hydroxynaphthalene-2,7-disulphonic acid disodium salt | |
| [Synonyms] 2,7-Naphthalenedisulfonic acid, 4-hydroxy-, disodium salt Disodium 4-hydroxynaphthalene-2,7-disulfonate | |
| [CAS] "CASEN_20349-39-7.htm">20349-39-7 | |
| [Formula] C10H6Na2O7S2 | |
| [Molecular Weight] 348.25 | |
| [EINECS] 243-754-8 | |
| [Beilstein/Gmelin] 3643071 | |
| [Small spills/leaks] Vacuum or sweep up material and place into a suitable disposal container. | |
| [Stability] Stable under normal temperatures and pressures. | |
| [Incompatibilities] Strong oxidizing agents. | |
| [Decomposition] Carbon monoxide, oxides of sulfur, irritating and toxic fumes and gases, carbon dioxide. |
Print