E values

Fluor shades viewed under long wave light.

OFNP = Optical free non phosphorised paper

PVA = Polyvinyl alcohol acetate gum

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eud3

EUD3 - E value, dark blue, OFNP/PVA (Blue tinted), two 4.5mm blue fluor bands, upright print (De La Rue/gravure) - Deegam N3.2.1 - S.G specialised UDC1

Upright print from sheets cylinder 1 [5.10.99]