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text_shadow=”no” text_shadow_blur=”0″ text_stroke=”no” text_stroke_size=”1″ text_overflow=”none” gradient_font=”no” gradient_start_position=”0″ gradient_end_position=”100″ gradient_type=”linear” radial_direction=”center center” linear_angle=”180″ style_type=”default” animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” font_size=”46″ text_transform=”capitalize” fusion_font_variant_title_font=”500″ fusion_font_family_title_font=”Montserrat” text_color=”var(–awb-custom_color_1)”]GA/T 187-2021 生物检材中敌敌畏和敌百虫检验[/fusion_title][fusion_text animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ disable_idd=”no” hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” fusion_font_variant_text_font=”400″ fusion_font_family_text_font=”Montserrat”]

法医毒物司法鉴定是运用法医毒物学的理论和方法，结合现代仪器分析技术，对体内外未知毒物、毒品及代谢物进行定性、定量分析，并通过对毒物毒性、中毒机理、代谢功能的分析，结合中毒表现、尸检所见，综合做出毒药物中毒的鉴定。检测材料主要是血液、尿液、胃内容物、内脏组织等。其中农药检测中，常见的毒药有敌敌畏、乐果、马拉硫磷、对硫磷、甲基对硫磷、毒鼠强、溴敌隆等。

本文介绍血液中敌敌畏和敌百虫检验的前处理解决方案，采用Leowlab Purifier A96正压固相萃取仪实现茶叶复杂基质高效萃取，搭配Leowlab SmartVap N96全自动氮吹浓缩仪使用，无需样品转移，减少样品的损失。

[/fusion_text][fusion_imageframe custom_aspect_ratio=”100″ lightbox=”no” linktarget=”_self” align_medium=”none” align_small=”none” align=”none” hover_type=”none” magnify_duration=”120″ scroll_height=”100″ scroll_speed=”1″ caption_style=”off” caption_align_medium=”none” caption_align_small=”none” caption_align=”none” caption_title_tag=”2″ animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” filter_hue=”0″ filter_saturation=”100″ filter_brightness=”100″ filter_contrast=”100″ filter_invert=”0″ filter_sepia=”0″ filter_opacity=”100″ filter_blur=”0″ filter_hue_hover=”0″ filter_saturation_hover=”100″ filter_brightness_hover=”100″ filter_contrast_hover=”100″ filter_invert_hover=”0″ filter_sepia_hover=”0″ filter_opacity_hover=”100″ filter_blur_hover=”0″ image_id=”7430|full”]https://leowlab.com/wp-content/uploads/2026/01/敌敌畏检验_结果.jpg[/fusion_imageframe][fusion_title title_type=”text” scroll_reveal_effect=”color_change” scroll_reveal_basis=”chars” scroll_reveal_behavior=”always” scroll_reveal_duration=”500″ scroll_reveal_stagger=”200″ scroll_reveal_delay=”0″ scroll_reveal_above_fold=”yes” marquee_direction=”left” marquee_mask_edges=”no” marquee_speed=”15000″ rotation_effect=”bounceIn” display_time=”1200″ highlight_effect=”circle” loop_animation=”once” highlight_animation_duration=”1500″ highlight_width=”9″ highlight_smudge_effect=”no” highlight_top_margin=”0″ title_link=”off” link_target=”_self” content_align=”left” size=”div” text_shadow=”no” text_shadow_blur=”0″ text_stroke=”no” text_stroke_size=”1″ text_overflow=”none” gradient_font=”no” gradient_start_position=”0″ gradient_end_position=”100″ gradient_type=”linear” radial_direction=”center center” linear_angle=”180″ style_type=”default” animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” font_size=”30″ fusion_font_variant_title_font=”600″ fusion_font_family_title_font=”Montserrat” margin_bottom=”30px” margin_top=”30px”]仪器设备[/fusion_title][fusion_table fusion_table_type=”2″ fusion_table_rows=”4″ fusion_table_columns=”2″ animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility”]
前处理仪器设备  
萃取仪 Leowlab Purifier A96正压固相萃取仪
浓缩系统 Leowlab SmartVap N96全自动氮吹浓缩仪
搭配浓缩系统仪器 Leowlab NG-MP系列氮吹用氮气发生器
[/fusion_table][fusion_table fusion_table_type=”2″ fusion_table_rows=”2″ fusion_table_columns=”2″ animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility”]

 

分析仪器  
气相质谱仪 配有电子轰击（EI）源

 

[/fusion_table][fusion_title title_type=”text” scroll_reveal_effect=”color_change” scroll_reveal_basis=”chars” scroll_reveal_behavior=”always” scroll_reveal_duration=”500″ scroll_reveal_stagger=”200″ scroll_reveal_delay=”0″ scroll_reveal_above_fold=”yes” marquee_direction=”left” marquee_mask_edges=”no” marquee_speed=”15000″ rotation_effect=”bounceIn” display_time=”1200″ highlight_effect=”circle” loop_animation=”once” highlight_animation_duration=”1500″ highlight_width=”9″ highlight_smudge_effect=”no” highlight_top_margin=”0″ title_link=”off” link_target=”_self” content_align=”left” size=”div” text_shadow=”no” text_shadow_blur=”0″ text_stroke=”no” text_stroke_size=”1″ text_overflow=”none” gradient_font=”no” gradient_start_position=”0″ gradient_end_position=”100″ gradient_type=”linear” radial_direction=”center center” linear_angle=”180″ style_type=”default” animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” font_size=”30″ fusion_font_variant_title_font=”600″ fusion_font_family_title_font=”Montserrat” margin_bottom=”30px” margin_top=”30px”]

前处理流程图

[/fusion_title][fusion_imageframe custom_aspect_ratio=”100″ lightbox=”no” linktarget=”_self” align_medium=”none” align_small=”none” align=”none” hover_type=”none” magnify_duration=”120″ scroll_height=”100″ scroll_speed=”1″ caption_style=”off” caption_align_medium=”none” caption_align_small=”none” caption_align=”none” caption_title_tag=”2″ animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” filter_hue=”0″ filter_saturation=”100″ filter_brightness=”100″ filter_contrast=”100″ filter_invert=”0″ filter_sepia=”0″ filter_opacity=”100″ filter_blur=”0″ filter_hue_hover=”0″ filter_saturation_hover=”100″ filter_brightness_hover=”100″ filter_contrast_hover=”100″ filter_invert_hover=”0″ filter_sepia_hover=”0″ filter_opacity_hover=”100″ filter_blur_hover=”0″ image_id=”7431|full”]https://leowlab.com/wp-content/uploads/2026/01/敌敌畏.png[/fusion_imageframe][fusion_title title_type=”text” scroll_reveal_effect=”color_change” scroll_reveal_basis=”chars” scroll_reveal_behavior=”always” scroll_reveal_duration=”500″ scroll_reveal_stagger=”200″ scroll_reveal_delay=”0″ scroll_reveal_above_fold=”yes” marquee_direction=”left” marquee_mask_edges=”no” marquee_speed=”15000″ rotation_effect=”bounceIn” display_time=”1200″ highlight_effect=”circle” loop_animation=”once” highlight_animation_duration=”1500″ highlight_width=”9″ highlight_smudge_effect=”no” highlight_top_margin=”0″ title_link=”off” link_target=”_self” content_align=”left” size=”div” text_shadow=”no” text_shadow_blur=”0″ text_stroke=”no” text_stroke_size=”1″ text_overflow=”none” gradient_font=”no” gradient_start_position=”0″ gradient_end_position=”100″ gradient_type=”linear” radial_direction=”center center” linear_angle=”180″ style_type=”default” animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” font_size=”26″ fusion_font_variant_title_font=”600″ fusion_font_family_title_font=”Montserrat” margin_bottom=”30px” margin_top=”30px”]

实验方法概要：

[/fusion_title][fusion_text animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ disable_idd=”no” hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” fusion_font_variant_text_font=”400″ fusion_font_family_text_font=”Montserrat” columns=”1″]

1. 称取0.5ml血液，加入4mL1%盐酸溶液稀释，震荡、离心，去上清液，待固相萃取净化。

2. 采用Leowlab Purifier A96正压固相萃取仪进行净化处理；

3. 将（固相萃取仪配套的）过柱后的收集管直接放至Leowlab SmartVap N48全自动氮吹浓缩仪，45℃水浴，设置程序，自动氮吹近干。

4. 残留物用甲醇0.2mL溶解，待上机。

注：检材样品取样量、定容体积可根据实际调整。

[/fusion_text][fusion_title title_type=”text” scroll_reveal_effect=”color_change” scroll_reveal_basis=”chars” scroll_reveal_behavior=”always” scroll_reveal_duration=”500″ scroll_reveal_stagger=”200″ scroll_reveal_delay=”0″ scroll_reveal_above_fold=”yes” marquee_direction=”left” marquee_mask_edges=”no” marquee_speed=”15000″ rotation_effect=”bounceIn” display_time=”1200″ highlight_effect=”circle” loop_animation=”once” highlight_animation_duration=”1500″ highlight_width=”9″ highlight_smudge_effect=”no” highlight_top_margin=”0″ title_link=”off” link_target=”_self” content_align=”left” size=”div” text_shadow=”no” text_shadow_blur=”0″ text_stroke=”no” text_stroke_size=”1″ text_overflow=”none” gradient_font=”no” gradient_start_position=”0″ gradient_end_position=”100″ gradient_type=”linear” radial_direction=”center center” linear_angle=”180″ style_type=”default” animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” font_size=”30″ fusion_font_variant_title_font=”600″ fusion_font_family_title_font=”Montserrat” margin_bottom=”30px” margin_top=”30px”]结论[/fusion_title][fusion_text animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ disable_idd=”no” hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” fusion_font_variant_text_font=”400″ fusion_font_family_text_font=”Montserrat” columns=”1″]血液基质属于粘稠基质，在前处理过程，利用半自动正压固相萃取仪代替负压萃取装置，压力最高可达100psi，大大减少前处理时间，样品均匀过柱，获得极佳的重复性和回收率。

[/fusion_text][fusion_title title_type=”text” scroll_reveal_effect=”color_change” scroll_reveal_basis=”chars” scroll_reveal_behavior=”always” scroll_reveal_duration=”500″ scroll_reveal_stagger=”200″ scroll_reveal_delay=”0″ scroll_reveal_above_fold=”yes” marquee_direction=”left” marquee_mask_edges=”no” marquee_speed=”15000″ rotation_effect=”bounceIn” display_time=”1200″ highlight_effect=”circle” loop_animation=”once” highlight_animation_duration=”1500″ highlight_width=”9″ highlight_smudge_effect=”no” highlight_top_margin=”0″ title_link=”off” link_target=”_self” content_align=”left” size=”div” text_shadow=”no” text_shadow_blur=”0″ text_stroke=”no” text_stroke_size=”1″ text_overflow=”none” gradient_font=”no” gradient_start_position=”0″ gradient_end_position=”100″ gradient_type=”linear” radial_direction=”center center” linear_angle=”180″ style_type=”default” animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” font_size=”30″ fusion_font_variant_title_font=”600″ fusion_font_family_title_font=”Montserrat” margin_bottom=”30px” margin_top=”30px”]

方案特点

[/fusion_title][fusion_text animation_direction=”left” animation_speed=”0.3″ animation_delay=”0″ disable_idd=”no” hide_on_mobile=”small-visibility,medium-visibility,large-visibility” sticky_display=”normal,sticky” fusion_font_variant_text_font=”400″ fusion_font_family_text_font=”Montserrat” columns=”1″]

1. 96个样高通量同时处理：Leowlab Purifier A96正压固相萃取仪可一次性同时处理96个血液样品，大大减少实验时间；

2. 血液等粘稠基质，轻松过柱：针对粘稠状的血液等样品，正压最大承受压力100psi,远超过负压，轻松更快过柱；

3. 很好的重复性和回收率：氮气作为气源，正压过柱，保证每个柱子压力均匀性，保证极佳的回收率；

4. 净化到浓缩收集管直接转移：全自动氮吹浓缩仪，接收管体积0-40mL，净化完的接收管可直接转移至Leowlab SmartVap N48全自动氮吹浓缩仪氮吹，减少样品在转移过程中的损失。

5. 三种规格任意切换：96孔氮吹浓缩仪可支持24/48/96三种规格任意切换，满足实验需求；全自动氮吹浓缩仪样品量加倍；

6. 氮吹模块双重加热：在保证样品化合物稳定性的同事，均匀受热，提高氮吹效率。

7. 易清洗，易维护：96孔氮吹针模块可整体拆卸，方便清洗。

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