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NIST2185

Potassium hydrogen phthalate

NIST® SRM® 2185, pD standard

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Synonym(s):
Potassium phthalate monobasic, KHP, Phthalic acid monopotassium salt, Potassium biphthalate, Potassium hydrogen phthalate
Linear Formula:
HOOCC6H4COOK
CAS Number:
877-24-7
Molecular Weight:
204.22
Beilstein:
3637128
EC Number:
212-889-4
MDL number:
MFCD00013070
UNSPSC Code:
41116107
PubChem Substance ID:
329818733
NACRES:
NA.24

grade

certified reference material

Quality Level

100

Agency

suitable for SM 2310
suitable for SM 2320

form

crystals

packaging

pkg of 60 g

manufacturer/tradename

NIST®

mp

295-300 °C (dec.) (lit.)

application(s)

pharmaceutical (small molecule)

SMILES string

[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

InChI key

IWZKICVEHNUQTL-UHFFFAOYSA-M

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Related Categories

General description

SRM 2185_cert

SRM 2185_SDS

Other Notes

Certified for the analytes listed below.
Potassium Hydrogen Phthalate

See certificate for values and more details at nist.gov/SRM.

Legal Information

NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology

WGK

WGK 3

Certificates of Analysis (COA)

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