Evaluation of the Potential Use of Levan Polysaccharide in Paper Conservation

Table 2

Crystallinity index (CI) and pH of test specimens with sample and group codes before and after thermal aging.

Group codes	Sample codes	CI-before aging	CI-after aging	pH-before aging	pH-after aging
0.0	0.0.0	0.87	0.88	6.02	5.97
0.0	0.0.1	0.86	0.87	6.12	5.80
0.0	0.0.2	0.85	0.87	6.06	5.12
0.0	0.0.3	0.85	0.84	5.79	4.98
0.1	0.1.0	0.82	0.80	3.24	3.15
0.1	0.1.1	0.79	0.83	3.32	3.34
0.1	0.1.2	0.81	0.84	3.13	3.09
0.1	0.1.3	0.81	0.81	3.02	3.00
0.2	0.2.0	0.84	0.84	6.75	5.29
0.2	0.2.1	0.83	0.84	6.72	5.90
0.2	0.2.2	0.82	0.84	6.21	5.85
0.2	0.2.3	0.83	0.83	6.25	5.72
1.0	1.0.0	0.84	0.86	4.25	4.12
1.0	1.0.1	0.84	0.85	4.11	4.02
1.0	1.0.2	0.83	0.82	4.13	4.03
1.0	1.0.3	0.80	0.85	4.25	4.17
1.1	1.1.0	0.85	0.85	3.46	3.43
1.1	1.1.1	0.80	0.85	3.55	3.55
1.1	1.1.2	0.80	0.82	3.41	3.32
1.1	1.1.3	0.80	0.83	3.84	3.41
1.2	1.2.0	0.74	0.79	4.18	3.87
1.2	1.2.1	0.75	0.78	4.16	3.93
1.2	1.2.2	0.78	0.82	4.14	3.84
1.2	1.2.3	0.75	0.78	4.10	3.80
2.0	2.0.0	0.86	0.86	5.94	5.60
2.0	2.0.1	0.84	0.84	5.99	5.52
2.0	2.0.2	0.82	0.85	5.78	5.35
2.0	2.0.3	0.82	0.79	5.86	5.54
2.1	2.1.0	0.85	0.85	3.26	2.78
2.1	2.1.1	0.79	0.82	3.41	3.05
2.1	2.1.2	0.77	0.80	3.44	2.85
2.1	2.1.3	0.79	0.81	3.36	2.87
2.2	2.2.0	0.69	0.77	6.02	6.00
2.2	2.2.1	0.73	0.78	5.89	5.80
2.2	2.2.2	0.75	0.82	5.89	5.65
2.2	2.2.3	0.82	0.83	5.55	5.50