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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.
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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:
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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