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. 2025 Aug 21;15:30688. doi: 10.1038/s41598-025-15660-y

Table 4.

The sequence of the core flooding experiments, explicitly indicating which fluids were used during the secondary and tertiary recovery stages.

Core plug Secondary recovery stage (Fluid injected) Tertiary recovery stage (Fluid injected)
Core 1 Formation water (FW) PLA-Henna-modified formation water (PLAHF)
Core 2 Seawater (SW) PLA-Henna-modified seawater (PLAHS)
Core 3 Seawater (SW) PLA-Henna-modified seawater (PLAHS)