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Potassio idrogeno ftalato ACS acidimetric standard

Fornitore: Thermo Scientific

Synonyms: Potassium phthalate monobasic, Potassium biphthalate, Potassium Acid Phthalate, KHP, Phthalic Acid Monopotassium Salt, Phthalic acid potassium salt

424061000 424065000 424060025
ACRO424061000EA 40.8 EUR
ACRO424061000 ACRO424065000 ACRO424060025
Potassio idrogeno ftalato ACS acidimetric standard
Potassio idrogeno ftalato
Formula: HOOCC₆H₄COOK
Peso molecolare: 204,22 g/mol
Punto di fusione: 295…300 °C (dec.)
Densità: 1,6362 g/cm³ (20 °C)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00013070
CAS Number: 877-24-7
EINECS: 212-889-4
Merck Index: 13,07694
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Risultati del test di specificazione

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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