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Chemical analysis of samples made with the Tanfloc SG 2.5% and A-PAM 0.45% retention system.
| Sample | Klason Lignin, % | Acid-Soluble Lignin, % | Total Lignin, % | N, % |
|---|---|---|---|---|
| Bleached SW kraft pulp | 1.2 ± 0.0 | 0.0 ± 0.0 | 1.2 | 0.00 ± 0.00 |
| +N-modified SW kraft lignin | 12.5 ± 1.1 | 1.1 ± 0.0 | 13.6 | 1.15 ± 0.13 |
| +N-modified SW CatLignin | 11.5 ± 0.6 | 0.6 ± 0.0 | 12.1 | 1.20 ± 0.22 |
| +N-modified HW kraft lignin | 14.5 ± 1.0 | 1.4 ± 0.1 | 15.9 | 0.52 ± 0.01 |
| +N-modified spruce tannin | 9.8 ± 1.0 | 0.7 ± 0.0 | 10.5 | 0.57 ± 0.02 |
