Research Article

Quantitative Characterization of the Toxicities of Cd-Ni and Cd-Cr Binary Mixtures Using Combination Index Method

Table 1

Physical properties of three heavy metals.

CompoundCASMolecular weightPurity (%)

CdCl2⋅2.5H2O7790-78-5228.36≥98
Ni(NO3)2⋅6H2O13478-00-7290.79≥98
K2Cr2O77778-50-9294.18≥99