MERCK 107297.0001 Phthalein Purple metal (PM) İndicator
| Description |
|---|
| Catalogue Number | 107297 |
| Synonyms | Xylenolphthalein-bis(iminodiacetic acid), Metal phthaleine, Cresol phthalexone |
| Product Information |
|---|
| CAS number | 2411-89-4 |
| EC number | 219-318-8 |
| Grade | Reag. Ph Eur |
| Hill Formula | C₃₂H₃₂N₂O₁₂ |
| Molar Mass | 636.62 g/mol |
| HS Code | 2932 20 00 |
| Structure formula Image |
| Quality Level | MQ200 |
| Physicochemical Information |
|---|
| Melting Point | 181 - 185 °C |
| Bulk density | 50 kg/m3 |
| Safety Information according to GHS |
|---|
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 3 highly hazardous to water |
| Disposal | 3Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Storage and Shipping Information |
|---|
| Storage | Store at +2°C to +30°C. |
| Specifications |
|---|
| Identity (UV/VIS-Spectrum) | passes test |
| Absorption maximum λmax. (Sodium hydroxide solution 0.1 mol/l) | 577 - 580 nm |
| Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; sodium hydroxide solution 0.1 mol/l; calc. on anhydrous substance) | ≥ 750 |
| Water (according to Karl Fischer) | ≤ 10 % |
| Suitability as indicator (for metal titration) | passes test |
| Global Trade Item Number |
|---|
| Catalogue Number | GTIN |
|---|
| 1072970001 | 04022536089461 |
| 1072970010 | 04022536089478 |
