Assertion: lignin's unit | /r/HasProperty | dpm
Facets:
Source sentences:
text: The content of the hydroxyl groups was obtained by integration of the following spectral regions: carboxylic acids (135.9 ppm to 134.0 ppm), p-hydroxyphenyl phenolics (138.3 ppm to 137.3 ppm and 136.8 ppm to 136.5 ppm), guaiacyl phenolic hydroxyls (140.3 ppm to 138.3 ppm), syringyl phenolic units (143.1 ppm to 141.7 ppm), condensed phenolic units (DPM: 144.4 ppm to 143.1; 4-O-5′: 143.1 ppm to 141.7; 5-5′: 141.7 ppm to 140.8 ppm), and aliphatic hydroxyls (150.4 ppm to 145.5 ppm).