The European Food Safety Authority (EFSA) published a scientific opinion April 9, 2013 authorizing citric acid (E330) and sodium hydrogen carbonate (E500ii) as carbon dioxide generators together with liquid absorbers cellulose and polyacrylic acid sodium salt crosslinked as active packaging substances. The substance was evaluated for use in the packaging of fresh or frozen meat, poultry, fish, fruits and vegetables. The substances are contained in a liquid absorbant pad introduced in the packaging.

The request for evaluation was submitted by the Bundesamt für Verbraucherschutz und Lebensmittelsicherheit (BVL), Germany. The evaluation was carried out in accordance with regulation EC 450/2009 on active and intelligent materials and articles intended to come into contact with food. Polyacrylic acid sodium salt crosslinked was authorized as a liquid absorber February 13, 2013.

Reference

CEF (2013). “Scientific Opinion on the safety evaluation of active substances citric acid (E330) and sodium hydrogen carbonate (E500ii), used as carbon dioxide generators, together with liquid absorbers cellulose and polyacrylic acid sodium salt crosslinked, in active food contact materials.” EFSA Journal 2013;11(4):3152-3162

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