Facile construction of magnetic azobenzene-based framework materials for enrichment and sensitive determination of phenylurea herbicides.
Journal of Chromatography A(2020)
Abstract
•A magnetic azobenzene framework was synthesized by an environmentally benign method.•The adsorbent displayed good adsorption performance for phenylurea herbicides (PUHs).•A sensitive method was applied for detection of PUHs in pear and apple juice samples.
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Key words
Magnetic azobenzene framework,Magnetic solid phase extraction,Phenylurea herbicides,Determination
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