临安市2004～2008年山核桃制品的检测与分析

Test and analysis of products of hickory in Lin′an from 2004 to 2008

目的：了解临安市山核桃制品的卫生质量状况,为山核桃产业健康发展提供科学依据。方法：依据国家标准方法,对山核桃制品进行理化和微生物指标的检测。结果：2004~2008年共检测样品495份,合格率为93.9%,其中山核桃仁合格率最低为85.2%,酸价、过氧化值、大肠菌群均有检出不合格,超标率分别为3.1%、5.0%、7.1%。散装样品合格率（85.4%）低于包装样品（98.7%）。结论：临安作为山核桃制品产销大市,总体情况良好,存在一定量不合格产品,其中市售散装手剥山核桃和山核桃仁应成为监测重点。

Objective：To know the sanitary and quality of Lin′an′s products of hickory and to provide the scientific basis for the healthy development of hickory industry.Methods：According to the national standard method,the products of hickory have been tested physically and chemically and microbiology indicators has also been tested.Results：From 2004 to 2008,we have tested 495 samples,in which the rate of the qualified is 93.9% and the lowest rate for pecans is 85.2%.The samples have been detected unqualified in acid value,peroxide value,and bacterium with the rates beyond the standard are respectively 3.1%,5.0% and 7.1%.The qualified rate of bulk samples inspected（85.4%） is below the sample packing（98.7%）.Conclusion：The condition of hickory products in Lin′an,which is a main production and sale city,is good,though there still exist certain unqualified products.The quality of bulk hand stripped pecan and pecans should be the focus of monitoring.