2004-2008年揭阳市部分单位食用植物油卫生质量调查

目的]了解揭阳市食用植物油的卫生情况，为卫生监督管理提供准确依据。方法]食用植物油按照GB／T5009．37—2003食用植物油卫生标准方法进行检测，按照GB2716—2005食用植物油卫生标准进行判定。结果]检验298份食用植物油样本，合格292份。合格率97．99％。各年的合格率分别为97．26％、98．39％、96．92％、98．15％、100．00％，不同年份植物油合格率的差异无统计学意义（P〉0．05）。砷、溶剂残留、黄曲霉毒素均合格；酸价和过氧化值分别超标5份和2份。不同单位植物油合格率的差异有统计学意义（P〈0．01），不同种类植物油合格率的差异有统计学意义（P〈0．01）。结论]影响食用植物油卫生质量多为酸价和过氧化物值得关注，重点应加强食用植物油的卫生监测监督。

Investigation on the Quality of Edible Vegetable Oil in Jieyan; City from 2004 to 2008

Objective]To investigate hygienic status of edible vegetable oil in Jieyang city, provide scientific basis for health supervision and inspection. Methods]Samples of edible vegetable oil were tested and evaluated based on ＂ Examination method of standard edible vegetable oil＂ GB/T 5009,37-2003 and ＂ Hygienic standard of Edible vegetable oil ＂ GB 27 16 - 2005 respectively. Results ] Of the 2 9 8 oil samples tested, 2 9 2 of them were up to standard, accounting for 9 7. 9 9 %. The qualified rate was 97.26%, 98.39%, 96.92%, 98.15% and 100% respectively from 2004 to 2008. There was no difference of the qualified rate in different years （ P 〉0.05）. The examination result of arsenic, solvent residues, aflatoxins can meet the standard. The content of acid value and peroxide value was over the standard in 5 and 2 samples respectively. There was a difference of the qualified rate of edible vegetable oil in different units （ P 〈0.01） ,the passing rate of different types of vegetable oils have statistically significant differences （ P 〈0. 01）. Conclusion] Acid value and peroxide can affect the hygienic quality of edible vegetable oil sanitation, supervision and inspection on the hygienic status of edible vegetable oil should be strengthened.