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lig'nin sul'fonate



Chem.
a brown powder consisting of a sulfonate salt made from waste liquor of the sulfate pulping process of soft wood: used in concrete, leather tanning, as an additive in oil-well drilling mud, and as a source of vanillin. Also called lig•no•sul•fo•nate Pronunciation: (lig"nu-sul'fu-nāt"). [key]

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

ligninlignite

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