Notes
Ingrain Dye …
Ingrain Dye, any of a group of azo dyes that are produced within the fiber from chemical precursors and attach themselves by an irreversible chemical change so that the dyeing shows improved fastness.
Notes
Ingrain Dye, any of a group of azo dyes that are produced within the fiber from chemical precursors and attach themselves by an irreversible chemical change so that the dyeing shows improved fastness.
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