Murexide (Ammonium Purpurate) Metal Indicator 25Grm
(ammonium purpurate) metal indicator ACS
Manufacturer: Merck
Catalog ID: 106161.0025
Stock: In Stock
Description
| Catalogue Number | 106161 |
| Replaces | MX1665-3; MX1665 |
| Synonyms | Ammonium purpurate, acid |
Product Information
| CAS number | 3051-09-0 |
| EC number | 221-266-6 |
| Grade | ACS |
| Hill Formula | C₈H₈N₆O₆ |
| Molar Mass | 284.19 g/mol |
| HS Code | 2933 54 00 |
Physicochemical Information
| pH value | 5 (1 g/l, H₂O, 20 °C) |
| Bulk density | 330 kg/m3 |
| Solubility | 1 g/l |
Storage and Shipping Information
| Storage | Storage temperature: no restrictions. |
Specifications
| Identity (IR-spectrum) | passes test |
| Identity (UV/VIS-Spectrum) | passes test |
| Absorption maximum (water) | 520 - 524 nm |
| Spec. Absorptivity A 1%/1cm (λmax; 0.01 g/l; water) | ≥ 300 |
| Sulfated ash (800 °C) | ≤ 1.0 % |
| Loss on Drying (105°C) | ≤ 2.0 % |
| Suitability as indicator (for metal titration) | passes test |
