AATCC 161
AATCC 161 2007-JAN-01 Chelatng Agents Dsperse Dye Shade Change Caused by Metals Control of
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Purpose and Scope
This test method provides a laboratory procedure for:
Determining the effectiveness of chelating agents in disperse dyebaths for inactivating heavy metals which can cause shade change.
Evaluating the sensitivity of disperse dyes to metal induced shade change during dyeing.