| Specifications | |
|---|---|
| Assay (Perchloric acid titration from dried substance) | ≥ 99.5 % |
| Identity (IR-spectrum) | passes test |
| In water insoluble matter | ≤ 0.005 % |
| Chloride (Cl) | ≤ 0.002 % |
| Sulfur compounds (as SO₄) | ≤ 0.005 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Cu (Copper) | ≤ 0.0002 % |
| Fe (Iron) | ≤ 0.0005 % |
| Na (Sodium) | ≤ 0.01 % |
| Pb (Lead) | ≤ 0.0005 % |
| Loss on Drying (105°C) | ≤ 0.2 % |
| Corresponds to Reag. Ph Eur | |
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Key Spec Table
| CAS # | EC Number | Hill Formula | Molar Mass | Grade Value |
|---|---|---|---|---|
| 877-24-7 | 212-889-4 | C₈H₅KO₄ | 204.22 g/mol | Reag. Ph Eur |
| Description | |
|---|---|
| Catalogue Number | 104874 |
| 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 95 |
| Structure formula Image | |
| Applications | |
|---|---|
| Application | Potassium hydrogen phthalate for analysis EMSURE® Reag. Ph Eur. CAS 877-24-7, pH 4.0 (50 g/l, H₂O, 20 °C). MSDS and product info below. |
| Physicochemical Information | |
|---|---|
| Density | 1.636 g/cm3 |
| 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 | |
|---|---|
| LD 50 oral | LD50 Rat > 3200 mg/kg |
| Safety Information according to GHS | |
|---|---|
| RTECS | CZ4326000 |
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 1 slightly 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. |
| Storage and Shipping Information | |
|---|---|
| Storage | Store at +5°C to +30°C. |
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