| 摘要 |
<p>The present invention relates to a reagent for the determination of free radicals comprising a chromogen, chosen from the following formula (I) wherein: R1 = CH5-; CH3-; H-; X-, R2 = C2H5-; CH3-; H-; X-, R3 = C2H5-; CH3-; H-; X-, R4 = C2H5-; CH3-; H-; X-, wherein X- is chosen among halides, said chromogen being suitably dissolved in water or other suitable solvent, and a buffer having a pH value between 3 and 6.9.</p> |
