河北省市售代用茶质量安全抽检结果分析
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作者单位:

河北省卫生健康委员会综合监督服务中心,河北 石家庄 050071

作者简介:

张印法 男 主任医师 研究方向为食品安全标准E-mail:zyinfa2010@qq.com

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中图分类号:

R155

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Analysis on sampling inspection results of quality and safety of tea substitutes commercially available in Hebei Province
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Hebei Provincial Health Commission Comprehensive Supervision Service Center, Hebei Shijiazhuang 050071, China

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    摘要:

    目的 了解河北省流通市场各种代用茶产品质量安全状况。方法 在河北省3个地级市的流通环节采样63份代用茶;采用国标方法对每份样品进行霉菌、大肠菌群、镉、水分和灰分的检验,按照河北省《食品安全地方标准 代用茶》判定是否合格。结果 抽检的63份样品中,有16份霉菌超标,超标率为25.4%,超标样品的霉菌含量在140~18 000 CFU/g,中位数为600 CFU/g;4份大肠菌群超标,超标率为6.3%(4/63),超标样品含量在7.5~110 MPN/g,中位数为110 MPN/g;1份镉超标,含量为9.6 mg/kg;水分和灰分检测结果均符合标准。63份样品中,5项检测指标均合格的有46份,总合格率为73.0%(46/63)。不同产地及不同种类的代用茶合格率没有统计学差别。结论 依据河北省《食品安全地方标准 代用茶》,本次抽检河北省市售代用茶不合格率较高,不合格原因主要是部分样品霉菌超标,少数样品大肠菌群或镉超标。

    Abstract:

    Objective To assess the quality and safety of tea substitutes sold in Hebei Province.Methods Sixty-three samples of tea substitutes were collected from the markets of three cities in Hebei Province. Each sample was tested for moulds, coliforms, cadmium, moisture and ash content according to national standard methods. The test results were assessed in terms of qualification according to local safety standard of Hebei Province for tea substitutes.Results Among the 63 samples, 16 samples had moulds counts exceeding the limit. The over-limit rate for moulds was 25.4%; the moulds contents varied from 140~18 000 CFU/g in over-limit samples with the median of 600 CFU/g. Four samples were found to exceed the limit of coliforms with a 6.3% (4/63) over-limit rate. The coliforms measurements of over-limit samples were between 7.5~110 MPN/g with the median of 110 MPN/g. One sample was over limit for cadmium with the content of 9.6 mg/kg. The test results for moisture and ash content of the 63 samples were all in accordance with the standard. Among the 63 samples, 46 samples were qualified for all measurements, and the total qualified rate was 73.0% (46/63). There was no statistics difference in the qualified rate of tea substitutes among different producing areas and different product types.Conclusion The unqualified rate of the tea substitutes sold in Hebei Province was high. Most unqualified samples exceeded the standard for mold, while a few samples exceeded the standard for coliforms and cadmium.

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张印法,刘婕,刘静,杨立伟,张俊琴,孟卫东,陈桂茹.河北省市售代用茶质量安全抽检结果分析[J].中国食品卫生杂志,2023,35(4):555-558.

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  • 收稿日期:2021-12-03
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  • 在线发布日期: 2023-07-03
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