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Alfa Aesar™ Potassium hydrogen phthalate, 99%

$85.58 - $595.70

Chemical Identifiers

Chemical Name or Material Potassium hydrogen phthalate
CAS 877-24-7
Molecular Formula C8H5KO4
Formula Weight 204.23
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™
A128950B
1000g Each for $155.47

AAA128950I

 
alfa aesar™
A128950I
5000g Each for $595.70

AAA1289536

 
alfa aesar™
A1289536
500g Each for $85.58
Description & Specifications

Specifications

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

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.