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Potassium sorbate is the potassium salt of sorbic acid, chemical formula CH 3 CH=CH−CH=CH−CO 2 K. It is a white salt that is very soluble in water (58.2% at 20 °C). It is primarily used as a food preservative (E number 202). [4]
preservative 202 E U potassium sorbate: preservative 203 E U calcium sorbate: preservative 209 U heptyl p-hydroxybenzoate: preservative 210 E U benzoic acid: preservative 211 A E U sodium benzoate: preservative 212 A E U potassium benzoate: preservative 213 A E U calcium benzoate: preservative 214 E U ethyl para-hydroxybenzoate: preservative ...
A preservative is a substance or a chemical that is added to products such as food products, beverages, pharmaceutical drugs, paints, biological samples, cosmetics, wood, and many other products to prevent decomposition by microbial growth or by undesirable chemical changes. In general, preservation is implemented in two modes, chemical and ...
Propylparaben is a stable and non-volatile compound with antimicrobial properties and has been used as preservatives in food for over 50 years. [4] It is typically used in a variety of water-based cosmetics and personal-care products. [13] it is a white crystalline solid with a molecular weight of 202.18 amu. [14]
Sorbic acid and its salts, especially potassium sorbate and calcium sorbate, are antimicrobial agents often used as preservatives in food and drinks to prevent the growth of mold, yeast, and fungi. In general the salts are preferred over the acid form because they are more soluble in water, but the active form is the acid.
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Sodium and potassium metabisulfite have many major and niche uses. It is widely used for preserving food and beverages.. Sodium metabisulfite is added as an excipient to medications which contain adrenaline (epinephrine), in order to prevent the oxidation of adrenaline. [6]
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