. 2015 Jul 30;5:12626. doi: 10.1038/srep12626

Table 5. Conventional mass-dependent (CMD) and nuclear volume (NV) scaling factors and values for different Pb-bearing species relative to Pb⁰ at 25 °C.

	²⁰⁴Pb/²⁰⁶Pb	²⁰⁶Pb/²⁰⁶Pb	²⁰⁷Pb/²⁰⁶Pb	²⁰⁸Pb/²⁰⁶Pb
NV scaling factor	−0.9097	0.0	0.3980	1.0
CMD scaling factor	−1.0193	0.0	0.5026	1.0

Pb⁰	0.0	0.0	0.0	0.0
Pb²⁺	−0.07	0.0	0.06	0.0
Pb⁴⁺	0.41	0.0	−0.39	0.0
PbCl₄²⁻	−0.07	0.0	0.06	0.0
PbBr₄²⁻	−0.06	0.0	0.06	0.0
PbCl₄	0.16	0.0	−0.15	0.0

Table 5. Conventional mass-dependent (CMD) and nuclear volume (NV) scaling factors and values for different Pb-bearing species relative to Pb0 at 25 °C.