萃取法測定地表水中揮發(fā)酚的監(jiān)測分析要點研究
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文章編號：1674-6139（2025）05-0135-04
中圖分類號：X832文獻(xiàn)標(biāo)志碼：B
KeyPoints for Monitoring and Analysis of Volatile Phenols in Surface Water using Extraction Method
WangJialong1，LiuRui1，MaYukun2
（1.Microbiology Research Institute，Heilongjiang Academy of Sciences，Harbin 150010，China; 2.HeilongjiangProvincial Environmental MonitoringCenter，Harbin15oo9O，China）
Abstract：ThisarticleliststhemainanalyticalmethodsnddetectionlimitsfordeterminingvolatilephenolsathomeandabroadAt present，the4aminoantipineextractionspectrophotometricmetodisteainmtodfodetermigvolatilepenolsinsufacete whichisaclasicmethod.Thismethodhashghsensitivitygodprecisionandacuracy，buttherearealsomanyinfluencingfactors. Thisarticleconductsanin-depthanalysisofthinfuencingfactorsofthedeterminationofvolatilephenolsinsurfacewaterItstudies anddiscussesfromaspectssuchasreagentsandtheirpuriy，interferenceeffects，therderofreagentadition，theinfluenceof pH on colordevelopmentesults，ndthechangesofsmplesovertime.Itprovidesotherprecautiostatecttheeterinationresultsiex periments and the purification method of 4- aminoantipyrine reagent.This ensures the smooth process of the 4-aminoantipyrine extraction spectrophotometric experiment and guarantees the accuracy of the monitoring results.
Key words：4-aminoantipyrine；volatile phenols；extraction；influencing factors；interfering substances
前言
根據(jù)酚類是否能隨水蒸氣蒸餾而出分為揮發(fā)酚和不揮發(fā)酚，沸點在 230% 以下隨水蒸氣蒸餾出的為揮發(fā)酚[1]。（剩余3371字）