From: Nano calcium carbonate versus nano calcium hydroxide in alcohols as a deacidification medium for lignocellulosic paper
Sample
Alkaline reserve (% CaCO3)a
P1
P2
CS E5
1.1
1.2
CS iP5
1.8
1.9
NR E
0.8
0.7
NR iP
1.0
C E
1.4
C iP
2.1