- The separation effect was tested by methylene blue acidic indicator and IR spectroscopy.
- The dynamic change of lactic acid indicated more sensitively the prognosis of the disease than pH and BE.
- Litmus paper can be used as an indicator of the presence of acid in a solution.
- The substitution bias of nucleotide acids and amino acids indicates the non-random drift products.
- He gave me a taste of his acid wit.
- Acid irritates the stomach lining.