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手持型式光谱分析仪手执式镍钢阐发仪和金阐发仪
股标代码怎么用:300165

气相色谱仪 GC

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GC-5400检测农药残留处理计划

宣布日期:2016/7/15 15:09:55  点击次数:62070
拉着国家國民维持生计水平的有时进一步,农生成物的品质保证安静填空题越做越惨遭存眷,很蔬莱生果中化肥杂质填空题不复为公家帮扶的价值体系,天下网每年都存在过百目地饮食被化肥废气处理的农生成物而致使的突然食物中毒事宜,严竣影晌泛博费者的身型安康,是以好化肥杂质的论文测量工具方法和控防化肥杂质危险的日常任务当务之急。色谱色谱法用作易挥发掉性有机物和半易挥发掉性有机物有机物的论文测量工具,具备条件高选用性、高分开效益、高活洛度、极速等一大特色,是化肥杂质量论文测量工具里常用的体例之五,常配建手机捕捉论文测量工具器(ECD)、燃烧的火焰光度论文测量工具器(FPD)、氮磷论文测量工具器(NPD)等已停化肥杂质阐发。 天瑞设备装修公司虽不奋斗于为用户供求平衡更很好的的处理方案,GC-5400气象色谱仪色谱仪适用于蔬菜水果生果中化肥无残留的阐发。

GC-5400气相色谱仪简介

GC-5400是天瑞实验室设备企业经心试制的市场上高机可的气相色谱仪色谱仪,遵循高精密度不减气路、大体积柱箱、高舒筋活络度和不减性判断器、矫捷有很多的进样体例等少数民族特色,如今可年轻化用于化肥存留阐发、白酒行业营养成分阐发、必然气营养成分阐发、情況团队氛围阐发等浩繁概念。

 


 

GC-5400气相色谱仪 产物表面图


利用案例

GC-5400测试6种无机氯农药残留

参照规范:

《NY/T 761-2008 蔬菜和生果中无机磷、无机氯、拟除虫菊酯和氨基甲酸酯类农药多残留的测定 第2局部:蔬菜和生果中无机氯类、拟除虫菊酯类农药多残留的测定》[1]

样品测试流程:

样品英文经乙腈获取→获取液活性炭过滤→兑水→固相浸出柱过滤→兑水→定容→GC+ECD上机公测,以删去时会明确,外标发定量。

仪器测试前提:

离子交换柱:DB-5,30m×0.32mm×0.25um 载气:N2 进样体例:不过渡进样;不过渡时期:0.75min 表现样式:恒压表现样式,初始值风速为4ml/min 英式回升:初温60℃,保证0.5min,以20℃/min流速升为220℃,以40℃/min流速升为280℃,保证4min 进样口的温度:280℃ 论文探测器温湿度:300℃ 尾吹气流量数据:60ml/min


六种无机氯测试谱图

1.甲体六六六、2.丙体六六六、3.乙体六六六、4.丁体六六六、5.环氧七氯、6.P,P’滴滴伊

 

小结:

    GC-5400测试蔬(shu)菜中六种(zhongꦬ)无机(ji)氯农药残留,各物资分手成果(guo)杰出,活络度高,样品测试成果(guo)精确靠得住(zhu),可普遍利用于(yu)农药残留的检(jian)测阐发。 🏅

 

参考文件:

[1].《NY/T 761-2008 蔬菜和生果中无机磷、无机氯、拟除虫菊酯和氨基甲酸酯类农药多残留的测定 第2局部:蔬菜和生果中无机氯类、拟除虫菊酯类农药多残留的测定》

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