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LC248 Aurin tricarboxylic acid ammonium saltGR for analysis (reagent for aluminium) ACS |
| Order number | Packaging | Quantity | Price € |
| AC27248 | Glass bottle | 10 g | 36.22 |
| Product information | |
| Grade | ACS |
| Synonyms | Aluminon, Ammonium aurin tricarboxylate |
| Hill Formula | C22H23N3O9 |
| HS Code | 2918 99 90 |
| EC number | 209-319-1 |
| Molar mass | 473.44 g/mol |
| CAS number | 569-58-4 |
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Chemical and physical data |
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| Solubility | 800 g/l (20 °C) |
| Melting point | 220 – 225 °C decomposes |
| Molar mass | 473.44 g/mol |
| Bulk density | 400 kg/m3 |
| pH value | 5.3 (10 g/l, H2O, 20 °C) |
| Safety information | |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | WGK 2 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. |
| Toxicological data | |
| LD 50 oral | LD50 rat 9000 mg/kg |
| Specifications | |
| Assay (acidimetric, calc. on anhydrous substance) | ≥ 98 % |
| Identity (IR-spectrum) | passes test |
| Insoluble matter | ≤ 0.1 % |
| Water (according to Karl Fischer) | ≤ 10 % |
| Sulfated ash | ≤ 0.2 % |
| Suitability as reagent (for aluminium) | passes test |
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