| THORIN Basic information |
| Product Name: | THORIN |
| Synonyms: | ASPAN;APANS;DISODIUM-1-(O-ARSONOPHENYLAZO)-2-NAPHTHOL-3,6-DISULFONIC ACID;1-(O-ARSONOPHENYLAZO)-2-NAPHTHOL-3,6-DISULFONIC ACID DISODIUM SALT;2-[(2-HYDROXY-3,6-DISULFO-1-NAPHTHYL)AZO]BENZENEARSONIC ACID DISODIUM SALT;2-(2-HYDROXY-3,6-DISULFO-1-NAPHTHYLAZO)-BENZENE-ARSONIC ACID SODIUM SALT OCTAHYDRATE;2-(2-HYDROXY-3,6-DISULFO-1-NAPHTHYLAZO)PHENYLARSONIC ACID DISODIUM SALT;2-(3,6-DISULFO-2-HYDROXY-1-NAPHTHYLAZO)BENZENE ARSONIC ACID, DISODIUM |
| CAS: | 3688-92-4 |
| MF: | C16H14AsN2NaO10S2 |
| MW: | 556.32 |
| EINECS: | 222-993-1 |
| Product Categories: | Analytical Chemistry;As (Arsenic) Compounds;Azo Compounds;Chelating Reagents;Classes of Metal Compounds;Naphthylazo Compounds;Semimetal Compounds |
| Mol File: | 3688-92-4.mol |
| THORIN Chemical Properties |
| Melting point | >300°C |
| storage temp. | Store at +5°C to +30°C. |
| pka | pK1:3.7;pK2:8.3;pK3:11.8 (25°C) |
| form | powder to crystal |
| color | Orange to Brown to Dark red |
| PH | 6.1 (10g/l, H2O, 20℃) |
| Water Solubility | Soluble in water. |
| InChIKey | DCSRPHQBFSYJNN-BUFQOAPZSA-L |
| CAS DataBase Reference | 3688-92-4(CAS DataBase Reference) |
| Safety Information |
| Hazard Codes | T,N |
| Risk Statements | 23/25-50/53 |
| Safety Statements | 20/21-28-45-60-61 |
| RIDADR | UN 3465 6.1/PG 3 |
| WGK Germany | 3 |
| TSCA | Yes |
| HazardClass | 6.1(a) |
| PackingGroup | II |
| HS Code | 29270000 |
| MSDS Information |
| Provider | Language |
|---|---|
| SigmaAldrich | English |
| ACROS | English |
| ALFA | English |
| THORIN Usage And Synthesis |
| Chemical Properties | red to red-brown powder |
| Definition | A reagent for the colorimetric determination of microgram quantities of thorium. |
| Hazard | Toxic by ingestion. |
| THORIN Preparation Products And Raw materials |
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