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Potassium sorbate is the potassium salt of sorbic acid, chemical formula CH3CH=CH-CH=CH-CO2K. It is a white salt that is very soluble in water (58.2% at 20 °C).
P 2495 (OTTO) Potassium sorbate, 99% Cas 24634-61-5 - used in conjunction with polyethylene films. P 2495 (OTTO) Potassium sorbate, 99% Cas 24634-61-5 - used as a preservative and considered to be a replacement for parabens.