Dyed reference standard for testing coloured textiles to rating 4 colour-fastness to daylight.Cross References:BS 1006VAT is applicable to this item.

Original price was: $78.74.$39.00Current price is: $39.00.
Methods of test for colour fastness of textiles and leather. Blue wool standards-Reference standard for no. 4
BSI Group , 01/15/1990
