1.1 This test method determines the pH of wet processed textiles either scoured or bleached.
1.2 To make a quantitative determination, the chemicals which influence pH must be removed from the textile specimen, collected as a water extract and then accurately measured by a pH meter.
AATCC 81-2001 history
2024AATCC 81-2016 pH of the Water-Extract from Wet Processed Textiles
2001AATCC 81-2001 PH of the Water-Extract from Wet Processed Textiles