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Potassium hydrogen phthalate, 99.99%, acidimetric standard

Catalog No. p-4509371
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Quantity:
100 g
500 g
2.5 kg
Packaging:
Plastic bottle
Catalog No. Quantity Packaging
AC177121000 100 g Plastic bottle
AC177125000 500 g Plastic bottle
AC177120025 2.5 kg Plastic bottle
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Catalog No. AC177121000

Supplier: Thermo Scientific Chemicals 177121000

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Description

CAS: 877-24-7 | C8H5KO4 | 204.222 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

For ultra trace analysis

Chemical Identifiers

CAS 877-24-7
InChI Key IWZKICVEHNUQTL-UHFFFAOYSA-M
Synonym potassium hydrogen phthalate, potassium biphthalate, monopotassium phthalate, potassium acid phthalate, hydrogen potassium phthalate, phthalic acid monopotassium salt, 1,2-benzenedicarboxylic acid, monopotassium salt, phthalic acid, monopotassium salt, phthalic acid potassium salt, potassium phthalate monobasic
PubChem CID 23676735
IUPAC Name potassium;2-carboxybenzoate
SMILES C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+]

Specifications

Melting Point 295.0°C to 300.0°C
Color White
pH 3.8 to 4 (5% soln. at 20°C)
Infrared Spectrum Authentic
Assay Percent Range 99.99%
Packaging Plastic bottle
Molecular Formula C8H5KO4
Linear Formula 2-(HO2C)C6H4CO2K
Quantity 100 g
Beilstein 09, 791
Merck Index 15, 7733
Molecular Weight (g/mol) 204.222
Formula Weight 204.22
Percent Purity 99.95 to 100.05%
Grade Trace Metal Basis
Physical Form Crystalline Powder or Crystals
Chemical Name or Material Potassium hydrogen phthalate
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Safety and Handling

Hazard Category Signal Word: CAUTION!
Precautionary Statement Emergency Overview
May cause skin, eye, and respiratory tract irritation. The toxicological properties have not been fully investigated.
NFPA
Health:

RUO – Research Use Only