Pbcl2

All chemicals and solvents were supplied by commercial suppliers and could be used directly without further purification. One of the raw materials, 2-hydroxy-1-naphthaldehyde and glutathione (GSH), were obtained from Bide Pharmaceutical Technology Co., Ltd. (Shanghai, China). The other O-phenylenediamine (OPD) was acquired from Shanghai Yien Chemical Technology Co., Ltd. (Shanghai, China). NaCl, KCl, CaCl₂, K₂SO₄, Na₂CO₃, Mg(NO₃)₂•2H₂O were supplied by Hengxing Chemical Reagent Co., Ltd. (Tianjin, China). CdCl₂ LiBr, FeCl₃, AgNO₃ and ZnCl₂ were offered by Tianjin Damao Chemical Reagent (Tianjin, China). MnCl₂, CoCl₂•6H₂O, Ni₂SO₄, PbCl₂, HgSO₄, BiCl₃, and CuCl₂ were provided by Shanghai Macklin Biochemical Co., Ltd. (Shanghai, China).

PbBr₂ (Macklin, 99.0%, Shanghai, China), CsBr (Macklin, 99.5%), PbI₂ (Macklin, 98.0%), CsI (Macklin, 99.9%), PbCl₂ (Macklin, 99.5%), CsCl (Macklin, AR), cetyltrimethyl ammonium bromide (CTAB, Macklin, 99.0%), oleic acid (OA, Aladdin, AR, Shanghai, China), oleylamine (OAm, Aladdin, AR), dimethylformamide, (DMF, Aladdin, 99.8%), ethanol and toluene were purchased from Guangzhou Chemical Reagent Co. Ltd (Guangzhou, China) and were used directly without further purification.