1.Deatail: this kind of ink usually be used to print the invoice. the prints are red,but can be more brighter than before under the UV light.

2.Color:red-red,red-orange

3.Printing way:Offset,Silk screen,ingaglio and so on

4.Application:currency,banknote,the label of card,wine,cigarette,cosmetic and so on.

UV fluoresent ink.invisible ink