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Table 1 Degree of polymerization in newspaper samples

From: A new reinforcement method for the conservation of fragile, double-sided, printed paper cultural relics

Newspaper samples t (s) V (cst) η (cp.) [η] (mL/g) DP
Unaged 232.94 4.29 4.54 302 399
Dry heat aged 21d 131.62 2.42 2.55 63 71
Hygrothermal aged 21d 125.50 2.31 2.43 44 48
UV-light aged 21 d 135.96 2.50 2.64 77 88
Ancient 1922 newspaper 124.25 2.29 2.41 40 43