id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
cet-11156		cet-11156		6	.pdf	application/pdf	3317	137	50	Figure 4: Cr(VI) (40 mg/L) removal by nZVI@PGA at different initial pH (T=25 °C) 3.5 Effect of initial Cr(VI) concentration on the removal of Cr(VI) by nZVI@PGA Figure 5a shows the effect of initial Cr(VI) concentration for the removal of Cr(VI) at pH=3. nZVI owns better adsorption and reduction effect in the field of hexavalent chromium removal from wastewater or contaminated soil (Mouhamadou et al., 2015).	cache/cet-11156.pdf	txt/cet-11156.txt