| Specifications | |
|---|---|
| Identity (IR-spectrum) | passes test |
| Absorption maximum λmax. (water) | 290 - 295 nm |
| Spec. Absorptivity A 1%/1cm (λmax; 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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Key Spec Table
| CAS # | EC Number | Hill Formula | Molar Mass |
|---|---|---|---|
| 6211-24-1 | 228-278-0 | C₂₄H₂₀BaN₂O₆S₂ | 633.88 g/mol |
| Description | |
|---|---|
| Catalogue Number | 100255 |
| Synonyms | 4-Anilinobenzene sulfonic acid barium salt, Barium diphenylaminesulfonate |
| Product Information | |
|---|---|
| CAS number | 6211-24-1 |
| EC index number | 056-002-00-7 |
| EC number | 228-278-0 |
| Hill Formula | C₂₄H₂₀BaN₂O₆S₂ |
| Molar Mass | 633.88 g/mol |
| HS Code | 2921 44 00 |
| Structure formula Image | |
| Applications | |
|---|---|
| Application | Diphenylamine-4-sulfonic acid barium salt redox indicator. CAS 6211-24-1, pH 5.9 (10 g/l, H₂O, 20 °C) (slurry). MSDS and product info below. |
| Physicochemical Information | |
|---|---|
| Melting Point | 300 °C |
| pH value | 5.9 (10 g/l, H₂O, 20 °C) (slurry) |
| Bulk density | 220 kg/m3 |
| Safety Information according to GHS | |
|---|---|
| Hazard Pictogram(s) |  |
| Hazard Statement(s) | H302 + H332: Harmful if swallowed or if inhaled |
| 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 | |
|---|---|
| Hazard Symbols |  Harmful |
| Categories of danger | harmful |
| 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. |
| Storage and Shipping Information | |
|---|---|
| Storage | Store at +5°C to +30°C. |
| Transport Information | |
|---|---|
| Declaration (railroad and road) ADR, RID | UN 1564 , 6.1, III |
| Declaration (transport by air) IATA-DGR | UN 1564 , 6.1, III |
| Declaration (transport by sea) IMDG-Code | UN 1564 , 6.1, III |
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