Fluorescent compositions having emission under long UV excitation can be utilized as security taggants in printing inks. The fluorescent compositions can be esters of 2-naphthalenesulfonamide, and can be produced as solids in crystal or powder form.
具有长波紫外激发下发射的荧光组分可用作印刷油墨中的安全标记。这些荧光组分可以是2-
萘磺酰胺酯,并可以制成晶体或粉末固体。