譜育科技全自動(dòng)在線液相色譜法,實(shí)現(xiàn)對(duì)環(huán)境空氣OVOCs的準(zhǔn)確監(jiān)測(cè)
![圖片](https://img53.chem17.com/9/20230906/638295886721482954522.png)
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受環(huán)境溫濕度影響較大 對(duì)色譜/質(zhì)譜性能要求較高 運(yùn)維要求較高
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商品化DNPH柱背景值高,容易受污染與干擾 未對(duì)采樣過程進(jìn)行全流程質(zhì)控,測(cè)量誤差偏大 操作過程因素控制不嚴(yán)格,人為因素影響較大
![圖片](https://img54.chem17.com/9/20230906/638295886727185952581.png)
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實(shí)現(xiàn)至少13種醛酮OVOCs全自動(dòng)監(jiān)測(cè)
高精度自動(dòng)洗脫定容和進(jìn)樣流程,精密度和準(zhǔn)確度優(yōu)于5%
![圖片](https://img54.chem17.com/9/20230906/638295886724842248436.png)
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可實(shí)現(xiàn)吸附小柱的在線制備,減少耗材使用
大幅減少吸附柱空白濃度,導(dǎo)致系統(tǒng)空白濃度和方法檢出限大幅降低,并且遠(yuǎn)優(yōu)于現(xiàn)有商品化吸附柱和手工采樣方法
![圖片](https://img54.chem17.com/9/20230906/638295886724842248436.png)
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“采樣-洗脫進(jìn)樣-涂敷再生”三流路并行設(shè)計(jì),實(shí)現(xiàn)三流路同步自動(dòng)化進(jìn)行
時(shí)間分辨率可調(diào),最短可實(shí)現(xiàn)30min連續(xù)無盲點(diǎn)監(jiān)測(cè)
![圖片](https://img54.chem17.com/9/20230906/638295886724842248436.png)
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相較于液標(biāo)-液相色譜質(zhì)控方法,能夠模擬實(shí)際外場(chǎng)環(huán)境采樣,更加合理,保證數(shù)據(jù)結(jié)果準(zhǔn)確
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