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Alfa Aesar™ Potassium hydrogen phthalate, 99%

$84.41 - $587.74

Chemical Identifiers

Chemical Name or Material Potassium hydrogen phthalate
CAS 877-24-7
Molecular Formula C8H5KO4
Formula Weight 204.23g/mol
MDL Number MFCD00013070
Beilstein 3637128
Merck Index 14,7612
Synonym Phthalic acid monopotassium salt; Potassium biphthalate
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Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAA128950B

 
alfa aesar™
A12895-0B
1000g Each for $152.73

AAA128950I

 
alfa aesar™
A12895-0I
5000g Each for $587.74

AAA1289536

 
alfa aesar™
A12895-36
500g Each for $84.41
Description & Specifications

Specifications

Odor Odorless
Melting Point 297°C (dec.)
Quantity 1000g
Chemical Name or Material Potassium hydrogen phthalate
CAS 877-24-7
Assay 99%
Molecular Formula C8H5KO4
Formula Weight 204.23g/mol
MDL Number MFCD00013070
Beilstein 3637128
Merck Index 14,7612
Synonym Phthalic acid monopotassium salt; Potassium biphthalate
RTECS Number CZ4326000
TSCA TSCA

Applications
Potassium hydrogen phthalate is used as a primary standard for acid- base titrations as well as for calibrating pH meters and for the preparation of volumetric alkali solutions. It acts as buffer in pH determination. It finds application as a useful standard for total organic carbon testing.

Solubility
Soluble in water. Slightly soluble in alcohol.

Notes
Incompatible with strong oxidizing agents.