Indelible Ink,We also call it election ink, Electoral ink, electoral stain or phosphoric ink is a semi-permanent ink or dye that is applied to the forefinger (usually) of voters during elections in order to prevent electoral fraud such as double voting. It is an effective method for countries where identification documents for citizens are not always standardised or institutionalised.
1. We can offer different colors , such as violet ,blue. when the ink tipped on the finger, turn to brown color.
2. The silver nitrate indelible ink contents silver nitrate from 5% to 25%, with 5% the color in the fingernail can keep at lease 72 hours. With 25%, the color can keep at lease 15 days. It can't be erased or washed away within this time.
3.enough experence in election,export the ink for Burkina faso,Niger,Sudan,Nigeria and so on .
4.We can produce at least 25000 bottles per day by the automatic filling machine.
5.Silver nitrate percentage :5%,7%,10%,15%,20%,25%
6.Ink bottle available:10g,15g,30g,50g,80g,100g,1000g
7.:Color :Blue, Violet