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Potassium hydrogen phthalate, ACS reagent, acidimetric standard, ACROS Organics™


Quantity 100g
Packaging Plastic bottle

Manufacturer: thermo fisher scientific  424061000

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Catalog No. AC424061000

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Description & Specifications

Chemical Identifiers

Purity Grade ACS Reagent Grade
pH 4.00 to 4.02 (0.05M soln. at 25°C ± 0.2°C)
Formula Weight 204.22
Physical Form Crystals or Crystalline Powder
Quantity 100g
Color White
Beilstein 09, 791
Merck Index 15, 7733
Assay 99.95 to 100.05% (on dried substance)
TSCA TSCA
EINECS Number 212-889-4
RTECS Number CZ4326000
Heavy Metals (as Pb) 5ppm max.
Sulfur Compounds 0.002% max.
Infrared Spectrum Authentic
Packaging Plastic bottle
Insoluble Matter 0.005% max.
Linear Formula 2-(HO2C)C6H4CO2K
Iron (Fe) 5ppm max.
Sodium (Na) 50ppm max.
Chlorine Compounds 0.003% max.
Chemical Name or Material Potassium hydrogen phthalate
Synonym Potassium acid phthalate
Molecular Formula C8H5KO4
MDL Number MFCD00013070
CAS 877-24-7

Specifications

Chemical Name or Material Potassium hydrogen phthalate
CAS 877-24-7
Purity Grade ACS Reagent Grade
Assay 99.95 to 100.05% (on dried substance)
Molecular Formula C8H5KO4
Linear Formula 2-(HO2C)C6H4CO2K
Formula Weight 204.22
MDL Number MFCD00013070
Synonym Potassium acid phthalate