The results indicate that acetic acid solutions can emit visible fluorescence when induced by 253.7nm UV light, and fluorescence quenching occurs along with the alteration of solution concentration.

• 实验结果表明乙酸溶液在253.；7nm紫外光照射下可以发出明显的荧光；而且随着溶液浓度的变化；产生了荧光猝灭的现象。