| 单词 | lignin sulfonate |
| 释义 | lignin sulfonate 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 lignosulfonate /lig'neuh sul"feuh nayt'/. |
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