干式索式提取器 獨立控溫脂肪測定儀主要特征： 1、加熱抽提，溶劑回收和冷卻三大部分組成；

2、抽提時間可(ke)設定，到時自動停止； 

3、采(cai)用金屬加(jia)熱(re)塊(kuai)供熱(re)； 

4、電路(lu)和抽(chou)提(ti)空間隔離； 

5、脂肪測定儀操作時可(ke)以根據(ju)試劑沸點和環(huan)境溫度不同而調節加熱(re)溫度； 

6、大液晶屏微(wei)電腦控制，具(ju)有超(chao)溫報警(jing)功能(neng)； 

7、試樣在抽提過程反復浸泡及(ji)抽提，從而(er)達到快(kuai)速提取目的；

 8、同(tong)步顯示設(she)定溫(wen)度(du)、實時溫(wen)度(du)、設(she)定時間(jian)和加熱(re)計時；

 9、可(ke)自動(dong)回收溶劑，方(fang)便用(yong)戶使(shi)用(yong)，節約(yue)時(shi)間。 

干式索式提取器 獨立控溫脂肪測定儀技術參數

從固體物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)中(zhong)(zhong)萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)化(hua)合(he)物(wu)(wu)(wu)的(de)(de)(de)(de)一(yi)種(zhong)(zhong)方(fang)法(fa)是(shi)，用(yong)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)將(jiang)固體長期(qi)浸潤(run)而(er)(er)將(jiang)所需(xu)要的(de)(de)(de)(de)物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)浸出(chu)來，即長期(qi)浸出(chu)法(fa)。此法(fa)花費時(shi)(shi)(shi)間(jian)長．溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)用(yong)量(liang)大、效率不高(gao)。在實驗室多采用(yong)脂(zhi)(zhi)肪提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)器(qi)(索氏(shi)提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)器(qi))來提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)、脂(zhi)(zhi)肪提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)器(qi),就是(shi)利用(yong)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)回(hui)流(liu)(liu)及虹吸(xi)(xi)原理，使固體物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)連續不斷(duan)地被純溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)，既節約(yue)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)利萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)效率又高(gao)。萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)前先將(jiang)固體物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)研碎(sui)，以增加(jia)固液接觸的(de)(de)(de)(de)面積。然后將(jiang)固體物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)放(fang)在濾紙(zhi)套1內，置于提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)器(qi)2中(zhong)(zhong)，提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)器(qi)的(de)(de)(de)(de)下(xia)端勺盛有(you)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)的(de)(de)(de)(de)圓底(di)燒瓶(ping)相連，上面接回(hui)流(liu)(liu)冷凝管。加(jia)熱園(yuan)底(di)燒瓶(ping)，使溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)沸騰(teng)，蒸氣通(tong)過(guo)提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)器(qi)的(de)(de)(de)(de)支管3上升，被冷凝后滴(di)入(ru)提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)器(qi)中(zhong)(zhong)，溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)和固體接觸進(jin)行萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)，當(dang)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)面超過(guo)虹吸(xi)(xi)管4的(de)(de)(de)(de)高(gao)處時(shi)(shi)(shi)，含有(you)萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)物(wu)(wu)(wu)的(de)(de)(de)(de)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)虹吸(xi)(xi)回(hui)燒瓶(ping)，因而(er)(er)萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)出(chu)一(yi)部分(fen)物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)，如此重復，使固體物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)不斷(duan)為純的(de)(de)(de)(de)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)所蘋(pin)取(qu)(qu)(qu)(qu)(qu)(qu)、將(jiang)萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)出(chu)的(de)(de)(de)(de)物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)富(fu)集(ji)在燒瓶(ping)中(zhong)(zhong)。液—固萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)是(shi)利用(yong)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)對固體混(hun)(hun)合(he)物(wu)(wu)(wu)中(zhong)(zhong)所需(xu)成(cheng)分(fen)的(de)(de)(de)(de)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)解度(du)大,對雜(za)質(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)解度(du)小來達到(dao)提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)分(fen)離的(de)(de)(de)(de)目的(de)(de)(de)(de).一(yi)種(zhong)(zhong)方(fang)法(fa)是(shi)把固體物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)放(fang)于溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)中(zhong)(zhong)長期(qi)浸泡而(er)(er)達到(dao)萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)(de)(de)目的(de)(de)(de)(de),但是(shi)這種(zhong)(zhong)方(fang)法(fa)時(shi)(shi)(shi)間(jian)長,消(xiao)耗溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji),萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)效率也不高(gao).另一(yi)種(zhong)(zhong)是(shi)采用(yong)索氏(shi)提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)器(qi)的(de)(de)(de)(de)方(fang)法(fa),它是(shi)利用(yong)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)的(de)(de)(de)(de)回(hui)流(liu)(liu)和虹吸(xi)(xi)原理,對固體混(hun)(hun)合(he)物(wu)(wu)(wu)中(zhong)(zhong)所需(xu)成(cheng)分(fen)進(jin)行連續提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu).當(dang)提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)筒中(zhong)(zhong)回(hui)流(liu)(liu)下(xia)的(de)(de)(de)(de)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)的(de)(de)(de)(de)液面超過(guo)索氏(shi)提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)器(qi)的(de)(de)(de)(de)虹吸(xi)(xi)管時(shi)(shi)(shi),提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)筒中(zhong)(zhong)的(de)(de)(de)(de)溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)流(liu)(liu)回(hui)圓底(di)燒瓶(ping)內,即發生虹吸(xi)(xi).隨溫(wen)度(du)升高(gao),再(zai)次(ci)回(hui)流(liu)(liu)開始,每次(ci)虹吸(xi)(xi)前,固體物(wu)(wu)(wu)質(zhi)(zhi)(zhi)(zhi)都能被純的(de)(de)(de)(de)熱溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)所萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu),溶(rong)(rong)(rong)(rong)(rong)(rong)(rong)劑(ji)(ji)(ji)反復利用(yong),縮短(duan)了提(ti)(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)時(shi)(shi)(shi)間(jian),所以萃(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)效率較高(gao)