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Preservatives
Sodium benzoateSodium benzoate has the chemical formula NaC7H5O2; it is a widely used food preservative, with E number E211. It is the sodium salt of benzoic acid and exists in
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Potassium sorbatePotassium 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 °
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