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| LC1801 Diphenylamine-4-sulfonic acid barium salt redox indicator |
| Order number | Packaging | Quantity | Price € |
| AC28801 | Glass bottle | 5 g | 55.35 |
| Product information | |
| Synonyms | 4-Anilinobenzene sulfonic acid barium salt, Barium diphenylaminesulfonate |
| Hill Formula | C24H20BaN2O6S2 |
| HS Code | 2921 44 00 |
| EC number | 228-278-0 |
| Molar mass | 633.88 g/mol |
| EC index number | 056-002-00-7 |
| CAS number | 6211-24-1 |
| Chemical and physical data | |
| Solubility | (20 °C) soluble |
| Melting point | 300 °C |
| Molar mass | 633.88 g/mol |
| Bulk density | 220 kg/m3 |
| pH value | ca.5.9 (10 g/l, H2O, 20 °C) (slurry) |
| Safety information according to GHS | |
| Hazard Statement(s) | H332: Harmful if inhaled. H302: Harmful if swallowed. |
| Signal Word | Warning |
| Hazard Pictogram(s) |  |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | WGK 3 highly water endangering |
| Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Safety information | |
| R Phrase | R 20/22 Harmful by inhalation and if swallowed. |
| S Phrase | S 28 After contact with skin, wash immediately with plenty of soap and water. |
| Categories of danger | harmful |
| Hazard Symbol |  Harmful |
| Transport information | |
| Declaration (transport by sea) IMDG-Code | UN 1564 BARIUM COMPOUND, N.O.S., 6.1, III |
| Declaration (transport by air) IATA-DGR | UN 1564 BARIUM COMPOUND, N.O.S., 6.1, III |
| Specifications | |
| Identity (IR-spectrum) | passes test |
| Absorption maximum λ max (water) | 290 – 295 nm |
| Spec. Absorptivity A 1%/1cm (λ7m7ax; 0.001 %; water; calculated on dried substance) | 600 – 700 |
| Loss on drying (105 °C) | ≤ 5 % |
| Suitability as redox indicator | passes test |
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