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Sorbic acid (synonym: 2,4-hexadienoic acid) is a natural, straight-chained fatty acid. It is widely been used as a preservative in foods and cosmetics.For equal preservative power, only three parts of sorbic acid must be used to equal four parts of potassium sorbate. Purity >99% (FCC grade).
- Has antimicrobial activity against molds, yeast and aerophile bacteria
- Effective in a wide pH range of 2.5-7.
- Kosher grade
Typical concentration 0.05-0.3% (if used alone) or 0.05-0.15% (if used in combination with other preservatives). Under certain conditions, sorbic acid may oxidize and cause slight color changes in the cosmetic product. This can normally be prevented by adding 0.10.3% citric acid to the product. For external use only.
All kinds of cosmetic products like creams, lotions, shampoos, makeup & sunscreen products.
No purity grade applicable
Fine white to off-white, free-flowing powder
Barely soluble in water (about 1% at 20°C, and 4% at 90°C); somewhat better soluble in plant oils and propylene glycol (1% at 20°C and 10% at 90°C)
Store in a closed container at a dry place at room temperature
Country of Origin
Raw Material Source
Crotonaldehyde and ketene
Synthetically produced by aldol condensation of acetaldehyde to form crotonaldehyde which is then reacted with ketene to form sorbic acid
Not animal tested
GMO-free (does not contain plant-derived components)
Does not contain animal-derived components
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