| Identification | |
| Name: | Potassium hydrogen phthalate |
| Synonyms: | Potassium acid phthalate; Potassium biphthalate; Phthalic acid monopotassium salt; pot. hydrogen phthalate; Potassium phthalate monobasic; BUFFER; BUFFER CONCENTRATE, PH 6.00; BUFFER CONCENTRATE, PH 7.00; BUFFER MIXTURE, PH 6.8; BUFFER O; BUFFER, PH 1.0; BUFFER, PH 1.00; BUFFER, PH 11.00 |
| CAS: | 877-24-7 |
| EINECS: | 212-889-4 |
| Molecular Formula: | C8H5KO4 |
| Molecular Weight: | 204.22 |
| InChI: | InChI=1/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1 |
| Molecular Structure: |  |
| Properties | |
| Transport: | UN 1789 8/PG 3 |
| Flash Point: | 196.7°C |
| Boiling Point: | 378.3°C at 760 mmHg |
| Density: | 1.006 g/mL at 20 °C |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Solubility: | 80 g/L (20 ºC) |
| Appearance: | white crystalline powder |
| Flash Point: | 196.7°C |
| Storage Temperature: | Store at RT. |
| Color: | Colorless crystals Plates from water |
| Safety Data | |
| Hazard Symbols |
Xi: Irritant
C: Corrosive
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