Molekula
Potassium sorbate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Potassium sorbate is a food preservative and antimicrobial agent used to inhibit mold, yeast, and some bacteria in acidic foods and beverages. It is also used in cosmetics and pharmaceuticals. Available in powder form with a molecular weight of 150.22 g/mol, CAS number 24634-61-5, and stored at ambient temperatures. Signal word: Warning. Molekula supplies Potassium sorbate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Often bought together
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 kg — £60.40 per pack ex VAT · £72.48 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to Off-white powder |
| Identification | Conforms to reference |
| Loss on Drying | ≤1.0% |
| Assay | ≥99.0% |
| Aldehydes | ≤0.1% |
| Acidity / Alkalinity | ≤1% |
| Heavy Metals (Pb) | ≤0.001% |
| Lead (Pb) | ≤2mg/kg max |
| Mercury (Hg) | ≤1mg/kg |
| Arsenic (As) | ≤0.0003% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White powder |
| Odour | Characteristic odor |
| Water Solubility | Very soluble in water |
Source: PubChem CID 23676745 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 39220896 |
| CAS Number | 24634-61-5 |
| IUPAC Name | potassium (2E,4E)-hexa-2,4-dienoate |
| EC Number | 246-376-1 |
| Molecular Formula | CH3CH=CHCH=CHCOOK |
| Molecular Weight | 150.22 |
| Exact Mass | 150.0083 |
| SMILES | C/C=C/C=C/C(=O)[O-].[K+] |
| InChIKey | CHHHXKFHOYLYRE-STWYSWDKSA-M |
| InChI | 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+; |
| PubChem CID | 23676745 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29161910 |
| Tariff Code | 2916199530 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H303 May be harmful if swallowed
- H319 Causes serious eye irritation
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- BB Powder
- FEMA No. 2921
- Ins no.202
- potassium (2E,4E)-hexa-2,4-dienoate
- Potassium (e,e')-sorbate
- Potassium (E,E)-2,4-hexadienoate
- Potassium (E,E)-hexa-2,4-dienoate
- Sorbic acid potassium salt
- Sorbistat k
- Sorbistat potassium
Frequently asked questions
What is potassium sorbate used for?
Potassium sorbate is primarily used as a food preservative to inhibit mold, yeast, and fungus growth in products like cheese, baked goods, and beverages.
What is the chemical formula and molecular weight of potassium sorbate?
The formula is C6H7KO2 and the molecular weight is 150.22 g/mol.
How should potassium sorbate be stored?
Store at ambient temperature, away from moisture and direct sunlight, in a tightly sealed container.
What grade of potassium sorbate does Molekula supply?
Molekula supplies food-grade potassium sorbate suitable for use in consumable products.
Can Molekula supply potassium sorbate in bulk?
Yes, Molekula can supply potassium sorbate in bulk quantities; please contact us for pricing and availability.
What documentation comes with a potassium sorbate order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.