Usage: Manufactured according to A.A.T.C.C. standard. Changes in color fastness of the test products under the environment of GS-3101/GS-3310 by using the acid and salty solution prepared for various fabrics and fabrics and adding pressure of 4.5KG
Results: From a variety of material test cloth (or PVC sheet) according to its color comparison 9 grade color comparison card to determine the grade.
Auxiliary equipment Reference:
1.6 color Grade 9 color comparison card.
2. A variety of material test cloth.
3.PVC test piece.
4.GS-3101.
5.GS-3310