Griess reaction

例句：

1. 1. The Griess reaction is a colorimetric method for determining the concentration of nitrite in solutions.
   格里斯反应是一种用于测定溶液中亚硝酸盐浓度的比色法。
2. 2. In the Griess reaction, a solution of sulfanilamide and N-(1-naphthyl)ethylenediamine dihydrochloride is added to a sample of an acidic solution containing nitrite.
   在格里斯反应中，将磺胺酰氨和N-(1-萘基)乙二胺盐酸盐溶液加入含有亚硝酸盐的酸性溶液样品中。
3. 3.The Griess reaction is widely used in the detection of nitrite in food and water samples.
   格里斯反应在食品和水样中检测亚硝酸盐方面得到了广泛应用。