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Merck

P1088

Sigma-Aldrich

Potassium hydrogen phthalate

BioXtra, ≥99.95%

Synonim(y):

Potassium phthalate monobasic, KHP, Phthalic acid monopotassium salt, Potassium biphthalate, Potassium hydrogen phthalate

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About This Item

Wzór liniowy:
HOOCC6H4COOK
Numer CAS:
Masa cząsteczkowa:
204.22
Beilstein:
3637128
Numer WE:
Numer MDL:
Kod UNSPSC:
12161700
Identyfikator substancji w PubChem:
NACRES:
NA.25

linia produktu

BioXtra

Poziom jakości

Próba

≥99.95%

Formularz

powder or crystals

zanieczyszczenia

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

pH

4

mp

295-300 °C (dec.) (lit.)

ślady anionów

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

ślady kationów

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%

ciąg 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

Klucz InChI

IWZKICVEHNUQTL-UHFFFAOYSA-M

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Opis ogólny

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.

Zastosowanie

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).

Cechy i korzyści

  • Long-term stability
  • Exhibits dielectric properties

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Kod klasy składowania

11 - Combustible Solids

Klasa zagrożenia wodnego (WGK)

WGK 1

Temperatura zapłonu (°F)

387.1 °F - Pensky-Martens closed cup

Temperatura zapłonu (°C)

197.3 °C - Pensky-Martens closed cup

Środki ochrony indywidualnej

Eyeshields, Gloves, type N95 (US)


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