凹凸棒石对水中34二氯苯胺的吸附.pdf

28 3 Vo.l 28, No. 3 2009 5 ENV IRONMENTAL CHEM ISTRY M ay 2009 3, 4* ** 冯景伟 张曼君 郑 正 孙亚兵 李坤权 (, , , 210093) 3, 4( 3, 4DCA) ( 298K, 303K, 313K ) La gmu ir, Freu d lich Red lichPeterso 3, 4DCA : pH , pH = 40 , ; ; Red lichPeterso 3, 4DCA 0 0 0 ; G ibbs( G ) ( S ) ( H ), ; 3, 4DCA , 3, 4, . 3, 4( 3, 4DCA ) , , . , [ 1 6] 3, 4DCA , 1 11 1 ( 95% ), 05mol! l HCl pH 35( 1h ), 8h, pH , pH 46, 1 1 10mol! l N aCl, 05mol! l HCl pH 54, 12h, pH , pH 64, , 180 12 1 750mg 150m l, 3, 4DCA ( 162mg! l ) pH 2, 4, 6, 8, 10 12, 293K 24h, 045m 3, 4DCA 150m l, 3, 4DCA ( 162 1 mg! l ), 298K, 303K, 313K 24h, 045m 3, 4DCA 1000mg 150m l , 3, 4DCA ( 162 1 mg! l ), 15m i, 30m i , 45m i , 60m i, 90m i, 2h, 3h, 4h, 5h, 6h, 7h 8h , 045m 3, 4DCA 3, 4DCA 243 m 3, 4DCA qe 1 ( mg! g ) : q = V ( C - C ) /W e 0 e 2008 7 2 . * . * * , zzhe g@ jueduc 3 : 3, 4 361 1 1 , C C 3, 4DCA ( mg! l )(mg! l ), V ( l), W 0 e ( g) 2 21 pH 1 pH , 1, pH = 40, pH , , pH 1