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Official Journal of the Japan Wood Research Society

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Table 2 Carboxymethylation of HSAL

From: Industrial utilizations of water-soluble sulfuric acid lignin prepared by hydrothermal treatment as flocculant and dispersant

  Reaction conditions C-HSAL Amount (mg) Carboxyl group content (mmol/g)
Bromoacetic acid (mg) Time (day)
C-HSAL #3 114 × 3 3 400 1.66
C-HSAL #5 114 × 5 5 403 2.83
C-HSAL #10 114 × 10 10 414 3.66