Color fastness to dry cleaning

 

Dry Cleaning Fastness:

Test Method:
Sew the sample with 12 steel plates in to a cotton bag (10 x10 cm), place in a stainless steel beaker of 550ml volume and treat with 200ml perchloroethylene for 30 minutes at 30C in the Launder-O-Meter. Then remove the test sample, squeeze or hydro extract and hang to dry in warm air at 60C.

Assessment:
'Change of shade', 'staining' of the solvent with Grey Scale 'staining' will be assessed.