Synthesis of Iron Doped Zeolite Imidazolate Framework-8 and Its Remazol Deep Black RGB Dye Adsorption Ability

Table 1

Chemical composition of ZIF-8 and Fe-ZIF-8 analyzed by AAS and XPS.

Adsorbent	AAS				XPS
	Zn; (mol/g)	Fe; (mol/g)	Molar ratio; (Fe/(Zn + Fe))	Initial molar ratio; (Fe/(Zn + Fe))	Fe(II); (%)	Fe(III); (%)
ZIF-8	0.043	—	0	—	—	—
Fe-ZIF-8	0.038	0.005	0.116	0.100	100	0.000