[ noun ] cleaning by getting rid of impurities
Used in print(Francis J. Johnston and John E. Willard, "The...)
It should be possible to free carbon_tetrachloride of any interfering substances by the usual purification methods followed by prechlorination prior to addition of radioactive chlorine .(Jacob Robbins et al., "The thyroid-stimulating...)
In the last few years , the application of chromatographic and other modern techniques to the problem of isolating TSH has led to further purification ( Bates and Condliffe , 1960 ; Pierce , Carsten and Wynston , 1960 ) .