From:  Luminescent marking of the cellulose-based materials

 Temperature points and Rlum values for the HPC–water–MCl systems.

Temperature and RlumSolution
HPCHPC-LiClHPC-NaClHPC-KClHPC-RbClHPC-CsCl
T1, °C27.125.931.724.827.030.2
To, °C37.338.238.135.841.341.2
Th, °C55.152.346.243.543.446.0
Rlum12.83.916.324.032.264.14

M = Li, K, Rb, and Cs. Adapted with permission from [272]. © 2023 The Author(s), under exclusive license to Springer Nature Switzerland AG.