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author:

缪蕊平 (缪蕊平.) [1] | 戴闽光 (戴闽光.) [2]

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CSCD

Abstract:

通过测定在不同pH下活性炭对阴离子染料达旦黄的吸附规律,揭示了活性炭表而的ζ电位对达旦黄吸附的作用.由于在溶液PH小于活性炭的PHzpc=6.5时,活性炭表而带小电,它对阴离子达旦黄的静电引力明显增大.当pH大于PHzpc时,活性炭的表而带负电,对达旦黄阴离子产生静电斥力,引起吸附量下降.本文还进行了活性炭对阴离子染料达旦黄在不同pH下的吸附动力学和吸附热力学参数的估算,揭示了活性炭在不同pH下对达旦黄的吸附机理.

Keyword:

ζ电位 吸附 活性炭 达旦黄

Community:

  • [ 1 ] 福州大学化学系

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Source :

福州大学学报(自然科学版)

ISSN: 1000-2243

CN: 35-1337/N

Year: 1996

Issue: 02

Page: 83-86

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 12

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