The problem of having too high a concentration of salt in the sample can be solved by first running the solution through liquid chromatography to help purify the sample .
This method is time consuming and results in the loss of some of the sample to be analyzed .
The problem of having too high a concentration of salt in the sample can be solved by first running the solution through liquid chromatography to help purify the sample , but this method is time consuming and results in the loss of some of the sample to be analyzed .