title: A favourable assessment of the O.P.T.--histamine reaction in the method of von Redlich and Glick.
mesh_terms: D005069:Evaluation Studies as Topic; D006632:Histamine / Q000032:analysis*; D006863:Hydrogen-Ion Concentration; D007202:Indicators and Reagents; D008722:Methods; D009584:Nitrogen; D010710:Phosphates; D010795:Phthalic Acids; D013050:Spectrometry, Fluorescence; D013431:Sulfates
chemical_list: D007202:Indicators and Reagents; D010710:Phosphates; D010795:Phthalic Acids; D013431:Sulfates; D006632:Histamine; D009584:Nitrogen