Influence of processing conditions on th
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I. Fras; P. Cassagnau; A. Michel
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Article
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1998
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John Wiley and Sons
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English
โ 216 KB
๐ 2 views
Plasticized PVC formulations for pharmaceutical packaging contain calcium and zinc stearates, which are PVC heat stabilizers. It was found in the literature that these additives can migrate to some aqueous solutions, especially when the pH is alkaline, the best example being sodium bicarbonate solut