Hydrogenftalát draselný ACS acidimetric standard
Dodavatel: Thermo Fisher Scientific
Synonyms:
Potassium phthalate monobasic, Potassium biphthalate, Potassium Acid Phthalate, KHP, Phthalic Acid Monopotassium Salt, Phthalic acid potassium salt
424061000
424065000
424060025
ACRO424061000EA
1560
CZK
ACRO424061000
ACRO424065000
ACRO424060025
Hydrogenftalát draselný ACS acidimetric standard
Hydrogenftalát draselný
Vzorec:
HOOCC₆H₄COOK MW: 204.22 Bod tání: 295…300 °C (rozkl.) Storage Temperature: Ambient |
MDL Number:
MFCD00013070 CAS číslo: 877-24-7 EINECS: 212-889-4 Merck Index: 13,07694 |
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Výsledky specifikačního testu
Appearance | White Crystalline powder or crystals |
Infrared spectrum | Conforms |
pH | 4.00 to 4.02 (0.05M at 25.0 +/- 0.2°C) |
Titration with NaOH | 99.95 to 100.05 % (On dried basis) |
Chlorine compounds (as Cl) | ≤0.003 % |
Iron (Fe) | ≤5 ppm |
Sodium (Na) | ≤0.005 % |
Heavy metals (as Pb) | ≤5 ppm |
Sulfur compounds (as S) | ≤0.002 % |
Insoluble matter | ≤0.005 % |
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