NP 1709-1980
textile. Pigment stability. Use the gray ruler to calculate the proportion of color change

Standard No.

NP 1709-1980

Release Date

1980

Published By

PT-IPQ

Latest

NP 1709-1980

NP 1709-1980 history

• 1980 NP 1709-1980 textile. Pigment stability. Use the gray ruler to calculate the proportion of color change