A quick and sensitive analytical method for alkylphenols in soil was determined using accelerate solvent extraction and UPLC-MS/MS.It was determined that,analysis of one sample needed only 6 min.Recoveries of 4-tert-o...A quick and sensitive analytical method for alkylphenols in soil was determined using accelerate solvent extraction and UPLC-MS/MS.It was determined that,analysis of one sample needed only 6 min.Recoveries of 4-tert-octylphenol,4-nonylphenol,4-octylphenol were 82.8%-104%,79.3%-98.4%,92.9%-109%,respectively,at the same time,the detection limit and area RSD were 0.001-0.005 mg/kg,2.0%-3.4%.展开更多
N-methyl carbamate has been widely used in agriculture,and may be transformed into several metabolites,which can be more toxic and persistent than the parent.Thus carbamate residue in environment aroused a great deal ...N-methyl carbamate has been widely used in agriculture,and may be transformed into several metabolites,which can be more toxic and persistent than the parent.Thus carbamate residue in environment aroused a great deal public concern,especially in drinking water.In this paper,analytical methods for carbmate in water are reviewed,including pretreatment methods and instrument analysis methods,which is aimed to accelerate the proceeding of establishing Chinese standard method on carbamate in water and waste water.展开更多
文摘A quick and sensitive analytical method for alkylphenols in soil was determined using accelerate solvent extraction and UPLC-MS/MS.It was determined that,analysis of one sample needed only 6 min.Recoveries of 4-tert-octylphenol,4-nonylphenol,4-octylphenol were 82.8%-104%,79.3%-98.4%,92.9%-109%,respectively,at the same time,the detection limit and area RSD were 0.001-0.005 mg/kg,2.0%-3.4%.
文摘N-methyl carbamate has been widely used in agriculture,and may be transformed into several metabolites,which can be more toxic and persistent than the parent.Thus carbamate residue in environment aroused a great deal public concern,especially in drinking water.In this paper,analytical methods for carbmate in water are reviewed,including pretreatment methods and instrument analysis methods,which is aimed to accelerate the proceeding of establishing Chinese standard method on carbamate in water and waste water.