Table 1

S.NO.	Chemical Name	Chemical Formula	Mol. weight
	Salts
1.	Lead acetate	Pb(CH₃COO)₂	361.33
2.	Cobalt chloride	CoCl₂.6H₂O	237.93
3.	Cadmium sulfate	CdSO₄·H₂O	226.490
4.	Copper chloride	CuCl₂.2H₂0	170.48
5.	Tin chloride	Sncl₂.2H₂O	225.63
	Solvent
1.	Distal Water	H₂O	18
2.	Methanol	CH₃OH	32
3.	DMSO	C₂H₆OS	78
	Chemicals
1.	Anthranilic acid	C₇H₇NO₂	137.14
2.	Pthalic anhydride	C₈H₄O₃	148.12
3.	Sodium hydroxide	NaOH	40

Table 1: The list of chemicals, reagents and solvents used in the study.