A simple and rapid method for determination of monobutyl,dibutyl,tributyl,monophenyl,di-phenyl and triphenyl in bio-matrix has been developed by C18SPE coupled with GC-MS using sodium tetraeth-ylboron as derivatizatio...A simple and rapid method for determination of monobutyl,dibutyl,tributyl,monophenyl,di-phenyl and triphenyl in bio-matrix has been developed by C18SPE coupled with GC-MS using sodium tetraeth-ylboron as derivatization reagent.Hydrolyzation and extraction of sample were performed with 3 mol/L aceticacid containing0.005%tropolone.The extracts were analyzed by GC-MS under SIMmode and using1 mol/L TPrTas an internal standard.LOD of the method was down to 10 ng/g(dry sample),the recoveries were56%-113%for four samples spiked at50 ng/g with RSD of1.0%-11.9%,and 79%-113%for four sam-ples spiked at200 ng/g with RSD of 0.8%-6.5%,respectively.展开更多
文摘A simple and rapid method for determination of monobutyl,dibutyl,tributyl,monophenyl,di-phenyl and triphenyl in bio-matrix has been developed by C18SPE coupled with GC-MS using sodium tetraeth-ylboron as derivatization reagent.Hydrolyzation and extraction of sample were performed with 3 mol/L aceticacid containing0.005%tropolone.The extracts were analyzed by GC-MS under SIMmode and using1 mol/L TPrTas an internal standard.LOD of the method was down to 10 ng/g(dry sample),the recoveries were56%-113%for four samples spiked at50 ng/g with RSD of1.0%-11.9%,and 79%-113%for four sam-ples spiked at200 ng/g with RSD of 0.8%-6.5%,respectively.
