Date of approval: 09/01/2019
Laid paper from Pure ECF pulp , surface treated for INDIGO printing.
The face material has been approved by Hewlet Packard Indigo for use in HP Indigo Press . The test of resistance to immersion in water-ice is carried out by sticking a blank(unprinted) label on a standard glass bottle. Five days after the label is stuck on, it si submerged in an ice bucket containing icy water for a minimum period of 4 hours and its resistance to immersion is checked.