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Heritage Science

Table 2 Compositions of the samples used for exploring the roles of alkalinity and Ca2+ in formation of the hydrogel

From: Mechanism for formation of porcine blood hydrogels used as additives in the mortar of traditional Chinese architectural painting

Samples

Components

Status

pH

PBA1

Blood:1 M NaOH = (100:15)

Viscous sol

10.37 ± 0.05

PBA2

Blood:1 M NaOH = (100:20)

Strong viscos sol

10.85 ± 0.13

PBA3

Blood:Saturated NaOH = (100:2)

Strong viscos sol

11.86 ± 0.63

PBA4

Blood:Saturated NaOH = (100:4)

Viscous sol

13.07 ± 0.32

PBCa-A2

Blood:1 M CaCl2:1 M NaOH = (100:10:20)

Viscous sol

11.10 ± 0.06

PBCa-A5

Blood:1 M CaCl2:Saturated NaOH = (100:6:1)

Viscous sol

9.61 ± 0.03

PBCa-A6

Blood:1 M CaCl2:Saturated NaOH = (100:6:2)

Strong viscos sol

11.74 ± 0.22

PBCa-A7

Blood:1 M CaCl2:Saturated NaOH = (100:6:3)

Hydrogel

12.95 ± 0.03

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