when minerals ( 0.3 g/l ca2+ , 0.1 g/l mg2+ ) were dissolved in the bird 's drinking water , the model indicated that the addition of citric acid ( mass ratio of 10 citrate : 1 ctc ) increased the fraction of dose absorbed from 0.06 to 0.16 ;
C0055819
citric acid
C0008857
citrate