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Merck
CN

47848

Potassium Sorbate

analytical standard

Synonym(s):

Sorbic acid potassium salt, 2,4-Hexadienoic acid potassium salt

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About This Item

Empirical Formula (Hill Notation):
C6H7KO2
CAS Number:
24634-61-5
Molecular Weight:
150.22
E Number:
E202
PubChem Substance ID:
24871514
UNSPSC Code:
12164500
EC Number:
246-376-1
MDL number:
MFCD00016546
NACRES:
NA.24

Key Documents

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Product Name

Potassium Sorbate, analytical standard

InChI key

CHHHXKFHOYLYRE-STWYSWDKSA-M

InChI

1S/C6H8O2.K/c1-2-3-4-5-6(7)8;/h2-5H,1H3,(H,7,8);/q;+1/p-1/b3-2+,5-4+;

SMILES string

[K+].C\C=C\C=C\C([O-])=O

grade

analytical standard

CofA

current certificate can be downloaded

packaging

ampule of 1000 mg

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

antibiotic activity spectrum

fungi

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

storage temp.

2-30°C

Quality Level

100

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General description

Potassium sorbate is a preservative, commonly used in a variety of food and beverages. It is a food antimicrobial agent, which can act effectively along a wide pH range to inhibit the growth of yeast, molds and some bacteria.
Potassium sorbate is a food additive, used for the prevention of food spoilage originating from bacteria, molds or yeasts. It exists in a variety of products such as pharmaceuticals, cosmetics and employed for preserving processed foods including fruit juices, soda, soy sauce, ketchup, etc.

Application

Potassium sorbate may be used as an analytical reference standard for the quantification of the analyte in food, beverages and soft drinks using chromatography techniques.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
LRAD0144
LRAE0042
LRAD7516
LRAD2475
LC26711V

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Inhibition effect of food preservatives on endoproteinases
Esimbekova.NE, et al.
Food Chemistry, 235, 294-297 (2017)
Development of reverse-phase high-performance liquid chromatography method for simultaneous determination of sodium benzoate and potassium sorbate in beverages
Pentanovska-Ilievska B, et al.
Acta Chromatographica , 29, 345-358 (2017)
A novel RP-HPLC method for simultaneous determination of potassium sorbate and sodium benzoate in soft drinks using C18-bonded monolithic silica column
Can ON, et al.
Journal of Separation Science, 34(16-17), 2214-2222 (2011)
Control of citrus postharvest green mold and sour rot by potassium sorbate combined with heat and fungicides
Smilanick.LJ, et al.
Postharvest biology and technology, 47, 226-238 (2008)
Ahmet C Gören et al.
Food chemistry, 175, 273-279 (2015-01-13)
High Performance Liquid Chromatography LC-UV and LC-MS/MS methods were developed and validated for quantitative analyses of sodium benzoate and potassium sorbate in foods and beverages. HPLC-UV and LC-MS/MS methods were compared for quantitative analyses of sodium benzoate and potassium sorbate
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