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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
10
pubmed:dateCreated
2011-4-27
pubmed:abstractText
Gold nanoparticles (AuNPs) of different sizes were synthesized by the citrate reduction method. It was found that AuNPs could enhance the chemiluminescence (CL) of the luminal-NaOH system and 2,4-dichlorophenol (2,4-DCP) could inhibit AuNPs-luminal-NaOH CL signals in alkaline solution. CL spectra, UV-visible spectra, and transmission electron microscopy (TEM) were used to investigate the CL mechanism. On the basis of the inhibition, a flow-injection CL method has been established for determination of 2,4-DCP in water samples. Under the optimized conditions, the linear range for determination of the 2,4-DCP was 0.1 × 10(-6) to 20 × 10(-6) g mL(-1), LOD (limit of detection, S/N = 3) was 1.36 × 10(-8) g mL(-1), with RSD of 1.8% (n = 11). This method has been successfully used for analysis of 2,4-DCP in environmental water samples.
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
May
pubmed:issn
1364-5528
pubmed:author
pubmed:issnType
Electronic
pubmed:day
21
pubmed:volume
136
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
2156-60
pubmed:year
2011
pubmed:articleTitle
Gold nanoparticles for enhanced chemiluminescence and determination of 2,4-dichlorophenol in environmental water samples.
pubmed:affiliation
Key Laboratory of Nuclear Analytical Techniques, Institute of High Energy Physics, Chinese Academy of Sciences, Beijing, China.
pubmed:publicationType
Journal Article