技術文章
當前位置:首頁技術文章
13
全自動(dong)固相萃(cui)(cui)取(qu)儀(SPE)是(shi)一(yi)種應用于(yu)樣品預處理(li)的(de)實(shi)驗設備,通過(guo)(guo)自動(dong)化的(de)方(fang)式,實(shi)現對樣品中目標成(cheng)分的(de)富(fu)集和純(chun)化。與傳(chuan)統的(de)萃(cui)(cui)取(qu)方(fang)法相比,具(ju)有諸多優勢。一(yi)、操作(zuo)便(bian)捷(jie)性1.全自動(dong):操作(zuo)過(guo)(guo)程簡單,只需設置好操作(zuo)參數,即(ji)可實(shi)現自動(dong)化運行。降(jiang)低了操作(zuo)人員的(de)技(ji)術(shu)門(men)檻(jian),減(jian)輕了勞(lao)動(dong)強度(du)。2.傳(chuan)統萃(cui)(cui)取(qu)方(fang)法:操作(zuo)過(guo)(guo)程繁瑣,需要手動(dong)完成(cheng)樣品加載(zai)、洗(xi)滌、干(gan)燥、脫附等多個步驟。操作(zuo)技(ji)術(shu)要求較高(gao),勞(lao)動(dong)強度(du)較大(da)。二、萃(cui)(cui)取(qu)效(xiao)(xiao)果(guo)1.全自動(dong):采(cai)用固相萃(cui)(cui)取(qu)原理(li),通過(guo)(guo)選擇合適的(de)填料(liao),可以實(shi)現對目標成(cheng)分的(de)高(gao)效(xiao)(xiao)富(fu)集和純(chun)化...
查看更多6
智能(neng)(neng)(neng)(neng)微波(bo)消(xiao)(xiao)解(jie)儀(yi)是一(yi)種應用于樣品前處(chu)理(li)的(de)(de)實驗設備,通過(guo)微波(bo)加熱的(de)(de)方式(shi),實現(xian)對樣品的(de)(de)快速、高效消(xiao)(xiao)解(jie)。通常具備智能(neng)(neng)(neng)(neng)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)控(kong)(kong)(kong)制(zhi)(zhi)和(he)壓力調節(jie)功能(neng)(neng)(neng)(neng),以(yi)確保(bao)消(xiao)(xiao)解(jie)過(guo)程(cheng)的(de)(de)安全性和(he)準(zhun)確性。一(yi)、智能(neng)(neng)(neng)(neng)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)控(kong)(kong)(kong)制(zhi)(zhi)技術1.溫(wen)(wen)(wen)(wen)(wen)度(du)(du)測量(liang):采用高精度(du)(du)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)傳感器(如熱電(dian)偶或紅外(wai)傳感器)進行實時溫(wen)(wen)(wen)(wen)(wen)度(du)(du)測量(liang)。2.溫(wen)(wen)(wen)(wen)(wen)度(du)(du)控(kong)(kong)(kong)制(zhi)(zhi)策略:智能(neng)(neng)(neng)(neng)微波(bo)消(xiao)(xiao)解(jie)儀(yi)的(de)(de)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)控(kong)(kong)(kong)制(zhi)(zhi)策略通常采用閉環控(kong)(kong)(kong)制(zhi)(zhi)方式(shi)。控(kong)(kong)(kong)制(zhi)(zhi)器根(gen)據設定的(de)(de)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)值和(he)實際(ji)測量(liang)的(de)(de)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)值進行比較,通過(guo)調節(jie)微波(bo)功率來(lai)實現(xian)溫(wen)(wen)(wen)(wen)(wen)度(du)(du)的(de)(de)穩定。3.溫(wen)(wen)(wen)(wen)(wen)度(du)(du)程(cheng)序(xu)控(kong)(kong)(kong)制(zhi)(zhi):具備溫(wen)(wen)(wen)(wen)(wen)度(du)(du)程(cheng)序(xu)控(kong)(kong)(kong)制(zhi)(zhi)功能(neng)(neng)(neng)(neng),用戶可以(yi)根(gen)據實驗需求設置溫(wen)(wen)(wen)(wen)(wen)度(du)(du)...
查看更多22
微波(bo)消(xiao)解(jie)通常是指(zhi)利(li)用微波(bo)加熱封閉容器中的(de)消(xiao)解(jie)液(各(ge)種(zhong)酸、部分堿液以(yi)及(ji)(ji)鹽類)和試樣,在(zai)高溫增(zeng)壓條件下使各(ge)種(zhong)樣品快(kuai)速(su)溶(rong)解(jie)的(de)濕法消(xiao)化。市場上的(de)微波(bo)消(xiao)解(jie)儀(yi)品牌(pai)眾(zhong)多,如何正確(que)(que)選擇合(he)適的(de)微波(bo)消(xiao)解(jie)儀(yi)是實驗室工作(zuo)人(ren)員及(ji)(ji)采(cai)購者(zhe)面臨的(de)一個重要(yao)難題。根據筆者(zhe)的(de)經驗,正確(que)(que)的(de)選擇微波(bo)消(xiao)解(jie)儀(yi)主要(yao)考慮安(an)全(quan)性、準確(que)(que)性、故障率和耗(hao)材成(cheng)本。安(an)全(quan)性微波(bo)消(xiao)解(jie)儀(yi)器的(de)安(an)全(quan)防(fang)護措(cuo)施一般分為主動(dong)和被動(dong)兩種(zhong)方式。主動(dong)安(an)全(quan)防(fang)護——在(zai)危(wei)險(xian)到(dao)來之前(qian),就采(cai)取措(cuo)施消(xiao)除(chu)隱(yin)患;被動(dong)安(an)全(quan)防(fang)護——在(zai)危(wei)險(xian)到(dao)來之后(hou),可(ke)以(yi)減少損(sun)失(shi)的(de)措(cuo)施。準確(que)(que)性目(mu)前(qian)...
查看更多15
化(hua)學(xue)實驗(yan)室在(zai)(zai)科學(xue)研究和工程(cheng)(cheng)實踐中起(qi)著關鍵作用(yong)。高通量微(wei)(wei)波(bo)(bo)(bo)消(xiao)(xiao)解儀作為一種新(xin)型樣品(pin)(pin)預處理設備,在(zai)(zai)化(hua)學(xue)實驗(yan)室中得到了廣泛應(ying)用(yong)。一、工作原理高通量微(wei)(wei)波(bo)(bo)(bo)消(xiao)(xiao)解儀利用(yong)微(wei)(wei)波(bo)(bo)(bo)的(de)熱效應(ying)和化(hua)學(xue)效應(ying),實現(xian)樣品(pin)(pin)的(de)消(xiao)(xiao)解和分解。主要由微(wei)(wei)波(bo)(bo)(bo)發(fa)生(sheng)器(qi)(qi)、消(xiao)(xiao)解罐、溫度(du)(du)和壓(ya)(ya)力控(kong)(kong)制(zhi)系(xi)統等組(zu)成。微(wei)(wei)波(bo)(bo)(bo)發(fa)生(sheng)器(qi)(qi)負責產生(sheng)微(wei)(wei)波(bo)(bo)(bo),消(xiao)(xiao)解罐用(yong)于(yu)裝載(zai)樣品(pin)(pin)和酸,溫度(du)(du)和壓(ya)(ya)力控(kong)(kong)制(zhi)系(xi)統用(yong)于(yu)監控(kong)(kong)和控(kong)(kong)制(zhi)消(xiao)(xiao)解過程(cheng)(cheng)的(de)溫度(du)(du)和壓(ya)(ya)力。二、在(zai)(zai)化(hua)學(xue)實驗(yan)室中的(de)應(ying)用(yong)1.有(you)(you)(you)機(ji)化(hua)學(xue)實驗(yan)在(zai)(zai)有(you)(you)(you)機(ji)化(hua)學(xue)實驗(yan)中,可(ke)以實現(xian)對有(you)(you)(you)機(ji)樣品(pin)(pin)的(de)快速消(xiao)(xiao)解,去除有(you)(you)(you)機(ji)物的(de)干擾,提高測試的(de)準確性和可(ke)靠...
查看更多8
環(huan)境(jing)(jing)(jing)監(jian)測(ce)(ce)和(he)(he)(he)(he)地(di)質探測(ce)(ce)是(shi)科學(xue)研究和(he)(he)(he)(he)工(gong)程(cheng)實踐中(zhong)的(de)重要(yao)(yao)環(huan)節。通(tong)用(yong)(yong)(yong)型(xing)微(wei)波(bo)消(xiao)解(jie)儀作為(wei)一種新型(xing)樣(yang)(yang)品(pin)預處(chu)理(li)設(she)備,在環(huan)境(jing)(jing)(jing)監(jian)測(ce)(ce)和(he)(he)(he)(he)地(di)質探測(ce)(ce)中(zhong)得到(dao)了(le)廣泛應(ying)(ying)用(yong)(yong)(yong)。一、工(gong)作原理(li)通(tong)用(yong)(yong)(yong)型(xing)微(wei)波(bo)消(xiao)解(jie)儀利用(yong)(yong)(yong)微(wei)波(bo)的(de)熱效應(ying)(ying)和(he)(he)(he)(he)化(hua)學(xue)效應(ying)(ying),實現樣(yang)(yang)品(pin)的(de)消(xiao)解(jie)和(he)(he)(he)(he)分解(jie)。主要(yao)(yao)由微(wei)波(bo)發生器、消(xiao)解(jie)罐、溫(wen)度(du)和(he)(he)(he)(he)壓(ya)(ya)(ya)力(li)控(kong)制(zhi)系統等組成。微(wei)波(bo)發生器負責產生微(wei)波(bo),消(xiao)解(jie)罐用(yong)(yong)(yong)于(yu)裝載樣(yang)(yang)品(pin)和(he)(he)(he)(he)酸,溫(wen)度(du)和(he)(he)(he)(he)壓(ya)(ya)(ya)力(li)控(kong)制(zhi)系統用(yong)(yong)(yong)于(yu)監(jian)控(kong)和(he)(he)(he)(he)控(kong)制(zhi)消(xiao)解(jie)過程(cheng)的(de)溫(wen)度(du)和(he)(he)(he)(he)壓(ya)(ya)(ya)力(li)。二(er)、在環(huan)境(jing)(jing)(jing)監(jian)測(ce)(ce)和(he)(he)(he)(he)地(di)質探測(ce)(ce)中(zhong)的(de)應(ying)(ying)用(yong)(yong)(yong)1.環(huan)境(jing)(jing)(jing)監(jian)測(ce)(ce)環(huan)境(jing)(jing)(jing)監(jian)測(ce)(ce)需要(yao)(yao)對水、土(tu)壤(rang)、空氣(qi)等樣(yang)(yang)品(pin)進行分析測(ce)(ce)試。可以實現對環(huan)境(jing)(jing)(jing)樣(yang)(yang)品(pin)的(de)快...
查看更多021-54427057-854
xr.song@preekem.com
上(shang)海(hai)市閔(min)行區都會路2338號(hao)100-101號(hao)
掃碼添加微信
Copyright © 2024上海屹堯儀器科技發展有限公司 All Rights Reserved
備案號:
技術支持:
sitemap.xml