Hydrogenftalát draselný ACS acidimetric standard
Dodávateľ: Thermo Fisher Scientific
Synonymá:
Potassium phthalate monobasic, Potassium biphthalate, Potassium Acid Phthalate, KHP, Phthalic Acid Monopotassium Salt, Phthalic acid potassium salt
424061000
424065000
424060025
ACRO424061000EA
62.49
EUR
ACRO424061000
ACRO424065000
ACRO424060025
Hydrogenftalát draselný ACS acidimetric standard
Hydrogenftalát draselný
Vzorec:
HOOCC₆H₄COOK Mw: 204.22 Teplota tavenia: 295…300 °C (rozkl.) Skladovacia teplota: Ambient |
Číslo MDL:
MFCD00013070 Číslo CAS: 877-24-7 EINECS: 212-889-4 Merck Index: 13,07694 |
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Výsledky špecifikačného 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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