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14659

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Potassium phthalate monobasic

Standard for quantitative NMR, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

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Synonym(s):
KHP, Phthalic acid monopotassium salt, Potassium biphthalate, Potassium hydrogen phthalate
Linear Formula:
HOOCC6H4COOK
CAS Number:
Molecular Weight:
204.22
Beilstein/REAXYS Number:
3637128
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.24

grade

Standard for quantitative NMR
certified reference material
TraceCERT®

Quality Level

description

qNMR Standard for D2O (8.2 ppm / 7.5 ppm)

product line

TraceCERT®

shelf life

limited shelf life, expiry date on the label

manufacturer/tradename

Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

technique(s)

gas chromatography (GC): suitable
qNMR: suitable

pH

4

mp

295-300 °C (dec.) (lit.)

application(s)

cleaning products
cosmetics
environmental
flavors and fragrances
food and beverages
personal care
pharmaceutical

format

neat

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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This Item
6036017992260357
Potassium phthalate monobasic Standard for quantitative NMR, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

14659

Potassium phthalate monobasic

Potassium phthalate monobasic puriss. p.a., ≥99.5% (T)

60360

Potassium phthalate monobasic

Potassium phthalate monobasic ACS reagent, acidimetric standard

179922

Potassium phthalate monobasic

Potassium phthalate monobasic reference material for titrimetry, certified by BAM, ≥99.5%

60357

Potassium phthalate monobasic

technique(s)

gas chromatography (GC): suitable, qNMR: suitable

technique(s)

-

technique(s)

-

technique(s)

titration: suitable

format

neat

format

-

format

-

format

neat

Quality Level

300

Quality Level

200

Quality Level

200

Quality Level

-

grade

Standard for quantitative NMR, TraceCERT®, certified reference material

grade

-

grade

ACS reagent

grade

reference material

manufacturer/tradename

Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

manufacturer/tradename

-

manufacturer/tradename

-

manufacturer/tradename

-

General description

This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to primary material from an NMI, e.g. NIST or NMIJ.
Certified content by quantitative NMR incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.

Check out our entire range of quantitative NMR standards (qNMR standards)

Other Notes

Chemical Shift: ~7-8 ppm (chemical shifts may slightly vary depending on the experimental conditions)
suitable NMR solvents: D2O, MeOD

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Legal Information

TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany

Storage Class

13 - Non Combustible Solids

wgk_germany

WGK 3

flash_point_f

387.1 °F - Pensky-Martens closed cup

flash_point_c

197.3 °C - Pensky-Martens closed cup


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