QB/T 3646-1999
Determination of color difference of dyed wool yarn for carpets (English Version)

Standard No.

QB/T 3646-1999

Language

Chinese, Available in English version

Release Date

1999

Published By

Professional Standard - Light Industry

Latest

QB/T 3646-1999

Replace

ZB/T W56004-1988

Scope

This standard specifies a method for determining the color difference of wool yarn dyed for carpets. This standard is applicable to the determination of the color difference of dyeing wool yarns for various carpets.

QB/T 3646-1999 history

• 1999 QB/T 3646-1999 Determination of color difference of dyed wool yarn for carpets