NP 2975-1985
Paints and varnishes. Measurement of varnish (invisible powder) contrast ratio (using black and white cards)

Standard No.

NP 2975-1985

Release Date

1985

Published By

PT-IPQ

Latest

NP 2975-1985

NP 2975-1985 history

• 1985 NP 2975-1985 Paints and varnishes. Measurement of varnish (invisible powder) contrast ratio (using black and white cards)