%0 Journal Article %T Elemental impurity limits in excipients %A Apte Shireesh Prakash %J Journal of Excipients and Food Chemicals %D 2013 %I %K Elemental impurities %K excipients %K USP %K regulation %K ICH %K heavy metals %K permissible daily exposure %K speciation %U http://ojs.abo.fi/index.php/jefc/article/view/199/182