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P1088

Sigma-Aldrich

Ftalato de potássio monobásico

BioXtra, ≥99.95%

Sinônimo(s):

Biftalato de potássio, Hidrogenoftalato de potássio, KHP, Ácido ftálico

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About This Item

Fórmula linear:
HOOCC6H4COOK
Número CAS:
Peso molecular:
204.22
Beilstein:
3637128
Número CE:
Número MDL:
Código UNSPSC:
12161700
ID de substância PubChem:
NACRES:
NA.25

linha de produto

BioXtra

Nível de qualidade

Ensaio

≥99.95%

forma

powder or crystals

Impurezas

<0.005% Insoluble matter
<0.005% Phosphorus (P)

pH

4

pf

295-300 °C (dec.) (lit.)

traços de ânion

chloride (Cl-): <0.003%
sulfur compounds (as SO42-): ≤0.002%

traços de cátion

Al: <0.0005%
Ca: <0.005%
Cu: <0.0005%
Fe: <0.0005%
Mg: <0.0005%
NH4+: <0.05%
Na: <0.005%
Pb: <0.001%
Zn: <0.0005%

cadeia de caracteres SMILES

[K+].OC(=O)c1ccccc1C([O-])=O

InChI

1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1

chave InChI

IWZKICVEHNUQTL-UHFFFAOYSA-M

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Descrição geral

Potassium hydrogen phthalate (KHP) is a semi-organic salt that is a member of the alkali acid phthalate series. KHP crystals are useful in devices because of their electro-optical properties. It usually acts as a model compound due to its well-developed surface pattern on the (010) face that can be easily observed by optical microscopy.

Aplicação

Potassium hydrogen phthalate has been used as a substrate to assess the permeation from the extracellular (EC) to the periplasmic (PP) side through DcaP. It has also been used as one of the polyurethane materials for the characterization of polyester triol (OH).

Características e benefícios

  • Long-term stability
  • Exhibits dielectric properties

Código de classe de armazenamento

13 - Non Combustible Solids

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

387.1 °F - Pensky-Martens closed cup

Ponto de fulgor (°C)

197.3 °C - Pensky-Martens closed cup

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)


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