Stability of ascorbic acid in a standard total parenteral nutrition mixture.

Abstract

We investigated the stability of ascorbic acid (AA) and the sum of AA plus dehydroascorbic acid (TAA) in a total parenteral nutrition (TPN) mixture that contained 1000 ml Vamin 14, 1000 ml glucose 30%, 500 ml Intralipid 20%, potassium phosphate, a multivitamin preparation (Cernevit) and trace elements. We used a spectrophotometer to measure AA and TAA. AA… (More)

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