MERCK 102400.0080 Potassium Hydrogen Phthalate Volumetric Standard CAS No.877-24-7
| Description |
|---|
| Catalogue Number | 102400 |
| Product Information |
|---|
| CAS number | 877-24-7 |
| EC number | 212-889-4 |
| Grade | Reag. Ph Eur |
| Hill Formula | C₈H₅KO₄ |
| Molar Mass | 204.22 g/mol |
| HS Code | 2917 39 20 |
| Structure formula Image |
| Quality Level | MQ300 |
| Applications |
|---|
| Application | Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM) Certipur® Reag. Ph Eu. CAS 877-24-7, pH 4.0 (50 g/l, H₂O, 20 °C). |
| Physicochemical Information |
|---|
| Density | 1.571 g/cm3 (20 °C) |
| Flash point | 197.3 °C not applicable |
| Melting Point | 295 - 300 °C |
| pH value | 4.0 (50 g/l, H₂O, 20 °C) |
| Bulk density | 900 kg/m3 |
| Solubility | 80 g/l |
| Toxicological Information |
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| LD 50 oral | LD50 Rat > 3200 mg/kg |
| Safety Information according to GHS |
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| RTECS | CZ4326000 |
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 1 slightly 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 |
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| Storage | Store at +15°C to +25°C. |
| Global Trade Item Number |
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| Catalogue Number | GTIN |
|---|
| 1024000080 | 04022536555768 |
| 1024000083 | 04054839567575 |
