以揮(hui)(hui)發性(xing)溶(rong)劑(ji)(ji)浸(jin)取(qu)固體中不(bu)揮(hui)(hui)發性(xing)物質的(de)(de)儀器(qi)。由三部(bu)(bu)分組成(cheng)：回流(liu)冷(leng)凝管(guan)，萃取(qu)器(qi)主體(內置(zhi)濾(lv)(lv)紙套筒)，盛溶(rong)劑(ji)(ji)的(de)(de)燒瓶(ping)。被萃取(qu)的(de)(de)樣品(pin)置(zhi)于(yu)濾(lv)(lv)紙筒內，加熱溶(rong)劑(ji)(ji)，其蒸汽由側管(guan)上升，經回流(liu)冷(leng)凝管(guan)滴入樣品(pin)中，當浸(jin)液積滿至一定(ding)量(liang)時既由虹吸(xi)側管(guan)溢出，全部(bu)(bu)流(liu)入下部(bu)(bu)的(de)(de)燒瓶(ping)中。如此循環(huan)往(wang)復，用比較(jiao)少量(liang)的(de)(de)溶(rong)劑(ji)(ji)即(ji)可達(da)到(dao)*萃取(qu)的(de)(de)目(mu)的(de)(de)。常用于(yu)脂肪提(ti)取(qu)。

　　用途編輯 播(bo)報從固(gu)體(ti)(ti)(ti)(ti)(ti)物(wu)質(zhi)(zhi)(zhi)中(zhong)萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)化合(he)物(wu)的(de)(de)一(yi)種(zhong)(zhong)方法(fa)(fa)是(shi)(shi)，用溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)將固(gu)體(ti)(ti)(ti)(ti)(ti)長(chang)期浸潤而將所需要(yao)的(de)(de)物(wu)質(zhi)(zhi)(zhi)浸出(chu)來(lai)，即(ji)長(chang)期浸出(chu)法(fa)(fa)。此法(fa)(fa)花費時(shi)(shi)(shi)間長(chang).溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)用量大、效(xiao)率(lv)不高。在(zai)實驗室多采(cai)用脂肪提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)器(qi)(索(suo)氏(shi)提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)器(qi))來(lai)提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)、脂肪提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)器(qi)(如圖所示) ，就是(shi)(shi)利用溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)回(hui)(hui)流(liu)及(ji)虹吸原理，使固(gu)體(ti)(ti)(ti)(ti)(ti)物(wu)質(zhi)(zhi)(zhi)連(lian)續不斷地被純溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)，既節約(yue)溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)又利萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)效(xiao)率(lv)又高。萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)前(qian)先將固(gu)體(ti)(ti)(ti)(ti)(ti)物(wu)質(zhi)(zhi)(zhi)研碎(sui)，以增加(jia)固(gu)液接觸的(de)(de)面積。然(ran)后將固(gu)體(ti)(ti)(ti)(ti)(ti)物(wu)質(zhi)(zhi)(zhi)放(fang)在(zai)濾紙套內，置于(yu)提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)器(qi)中(zhong)，提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)器(qi)的(de)(de)下端勺盛有溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)圓底(di)(di)燒(shao)瓶相連(lian)，上面接回(hui)(hui)流(liu)冷(leng)凝管。加(jia)熱圓底(di)(di)燒(shao)瓶，使溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)沸(fei)騰，蒸(zheng)氣通過(guo)提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)器(qi)的(de)(de)支管上升，被冷(leng)凝后滴入提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)器(qi)中(zhong)，溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)和(he)(he)固(gu)體(ti)(ti)(ti)(ti)(ti)接觸進(jin)行萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)，當溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)面超(chao)過(guo)虹吸管4的(de)(de)最高處時(shi)(shi)(shi)，含(han)有萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)物(wu)的(de)(de)溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)虹吸回(hui)(hui)燒(shao)瓶，因而萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)出(chu)一(yi)部分(fen)(fen)物(wu)質(zhi)(zhi)(zhi)，如此重復，使固(gu)體(ti)(ti)(ti)(ti)(ti)物(wu)質(zhi)(zhi)(zhi)不斷為純的(de)(de)溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)所萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)、將萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)出(chu)的(de)(de)物(wu)質(zhi)(zhi)(zhi)富集(ji)在(zai)燒(shao)瓶中(zhong)。液—固(gu)萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)是(shi)(shi)利用溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)對(dui)(dui)固(gu)體(ti)(ti)(ti)(ti)(ti)混合(he)物(wu)中(zhong)所需成(cheng)(cheng)分(fen)(fen)的(de)(de)溶(rong)(rong)(rong)解(jie)度大,對(dui)(dui)雜質(zhi)(zhi)(zhi)的(de)(de)溶(rong)(rong)(rong)解(jie)度小來(lai)達到提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)分(fen)(fen)離的(de)(de)目(mu)的(de)(de).一(yi)種(zhong)(zhong)方法(fa)(fa)是(shi)(shi)把(ba)固(gu)體(ti)(ti)(ti)(ti)(ti)物(wu)質(zhi)(zhi)(zhi)放(fang)于(yu)溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)中(zhong)長(chang)期浸泡而達到萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)的(de)(de)目(mu)的(de)(de),但是(shi)(shi)這種(zhong)(zhong)方法(fa)(fa)時(shi)(shi)(shi)間長(chang),消耗(hao)溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji),萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)效(xiao)率(lv)也不高.另一(yi)種(zhong)(zhong)是(shi)(shi)采(cai)用索(suo)氏(shi)提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)器(qi)的(de)(de)方法(fa)(fa),它是(shi)(shi)利用溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)回(hui)(hui)流(liu)和(he)(he)虹吸原理,對(dui)(dui)固(gu)體(ti)(ti)(ti)(ti)(ti)混合(he)物(wu)中(zhong)所需成(cheng)(cheng)分(fen)(fen)進(jin)行連(lian)續提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu).當提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)筒(tong)(tong)中(zhong)回(hui)(hui)流(liu)下的(de)(de)溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)液面超(chao)過(guo)索(suo)氏(shi)提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)器(qi)的(de)(de)虹吸管時(shi)(shi)(shi),提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)筒(tong)(tong)中(zhong)的(de)(de)溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)流(liu)回(hui)(hui)圓底(di)(di)燒(shao)瓶內,即(ji)發生虹吸.隨溫度升高, 再(zai)次回(hui)(hui)流(liu)開始,每次虹吸前(qian),固(gu)體(ti)(ti)(ti)(ti)(ti)物(wu)質(zhi)(zhi)(zhi)都能被純的(de)(de)熱溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)所萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu),溶(rong)(rong)(rong)劑(ji)(ji)(ji)(ji)(ji)(ji)(ji)(ji)反復利用,縮短了提(ti)(ti)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)時(shi)(shi)(shi)間,所以萃(cui)(cui)(cui)取(qu)(qu)(qu)(qu)(qu)(qu)(qu)(qu)效(xiao)率(lv)較高。

　　索格斯利特萃取器(等(deng)規(gui)(gui)(gui)指數(shu)(shu)(shu)(shu)測(ce)(ce)(ce)定儀(yi))等(deng)規(gui)(gui)(gui)指數(shu)(shu)(shu)(shu)是(shi)指聚(ju)(ju)合(he)物中(zhong)具有等(deng)規(gui)(gui)(gui)構(gou)型的(de)聚(ju)(ju)合(he)物含量(liang)。一般(ban)測(ce)(ce)(ce)等(deng)規(gui)(gui)(gui)指數(shu)(shu)(shu)(shu)的(de)方法是(shi)采用溶(rong)(rong)(rong)劑(ji)(ji)(ji)萃取法，即用適(shi)當的(de)溶(rong)(rong)(rong)劑(ji)(ji)(ji)，將(jiang)聚(ju)(ju)合(he)物中(zhong)非(fei)等(deng)規(gui)(gui)(gui)構(gou)型部分萃取出(chu)來，而將(jiang)剩(sheng)余的(de)質量(liang)與(yu)原(yuan)樣品質量(liang)相(xiang)比得出(chu)的(de)百(bai)分數(shu)(shu)(shu)(shu)即為該指數(shu)(shu)(shu)(shu)。等(deng)規(gui)(gui)(gui)指數(shu)(shu)(shu)(shu)作為聚(ju)(ju)丙(bing)(bing)(bing)烯生產過程中(zhong)重要的(de)質量(liang)控制指標之(zhi)一,人們可以采用相(xiang)關(guan)的(de)方法對聚(ju)(ju)丙(bing)(bing)(bing)烯分子進行(xing)測(ce)(ce)(ce)量(liang),終可以深入地觀(guan)測(ce)(ce)(ce)其性能。通常(chang)情況下,工業測(ce)(ce)(ce)試等(deng)規(gui)(gui)(gui)指數(shu)(shu)(shu)(shu)時經常(chang)會采用溶(rong)(rong)(rong)劑(ji)(ji)(ji)萃取、核磁(ci)共(gong)振、紅外(wai)吸收(shou)等(deng)方法其中(zhong)較為傳統的(de)測(ce)(ce)(ce)試方法就(jiu)是(shi)采用正庚烷溶(rong)(rong)(rong)劑(ji)(ji)(ji)萃取法。聚(ju)(ju)丙(bing)(bing)(bing)烯，是(shi)由(you)丙(bing)(bing)(bing)烯聚(ju)(ju)合(he)而制得的(de)一種熱(re)塑性樹(shu)脂。聚(ju)(ju)丙(bing)(bing)(bing)烯也(ye)包括丙(bing)(bing)(bing)烯與(yu)少量(liang)乙烯的(de)共(gong)聚(ju)(ju)物在內。那么等(deng)規(gui)(gui)(gui)指數(shu)(shu)(shu)(shu)就(jiu)是(shi)聚(ju)(ju)丙(bing)(bing)(bing)烯在規(gui)(gui)(gui)定條件下不溶(rong)(rong)(rong)于沸騰正庚烷的(de)質量(liang)百(bai)分數(shu)(shu)(shu)(shu)。

適用(yong)標(biao)準

GB/T 2412-2008 塑料(liao)(liao)(liao) 聚(ju)(ju)丙烯(xi)(PP)和丙烯(xi)共(gong)聚(ju)(ju)物(wu)熱(re)塑性(xing)塑料(liao)(liao)(liao)等(deng)規指數的(de)測(ce)定；適用(yong)于標準GB/T2546.1-2006的(de)丙烯(xi)均聚(ju)(ju)物(wu)（PP-H）,丙烯(xi)耐沖擊共(gong)聚(ju)(ju)物(wu)（PP-B），丙烯(xi)無歸共(gong)聚(ju)(ju)物(wu)（PP-R）的(de)粉狀，顆粒或者(zhe)碎狀的(de)聚(ju)(ju)丙烯(xi)材料(liao)(liao)(liao)（有著色劑提料(liao)(liao)(liao)等(deng)改性(xing)的(de)材料(liao)(liao)(liao)不適合）。

主要特(te)征

1、PLC控制，性能穩定強勁，7寸大液晶屏幕實時顯示溫度，抽提時間可調，到時自動提示；              
2、5位加熱系統，可獨立控制溫控，從室溫到300℃；適用于多種不同沸點的有機溶劑，實驗過程溫度曲線實時記錄，可倒查；              
3、遠紅外陶瓷加熱板，無明火，耐腐蝕，耐高溫，升溫速度快，回流速度快，縮短提取時間；                   
4、配有玻璃砂漏斗可滿足顆粒與粉料的同時測定；                                      
5、具有過壓，過熱，漏電多重保護裝置，機器可長時間使用；
6、配置專用冷水機，節約用水，冷凝效果好，冷凝管可一鍵排空功能，防止長時間不使用滋生細菌；
7、系(xi)統內自(zi)帶說明書(shu)和服務(wu)中心(xin)二(er)維碼，手機掃碼自(zi)動查看(kan)電子說明書(shu)和一鍵鏈接(jie)服務(wu)中心(xin)。

　索氏提取儀GB 17378.5 測定沉積物樣品　大(da)(da)(da)豆營養(yang)(yang)全(quan)面(mian)，且(qie)含量豐富(fu)，大(da)(da)(da)豆脂(zhi)(zhi)肪(fang)(fang)(fang)也(ye)具有很高的(de)營養(yang)(yang)價(jia)值，這種脂(zhi)(zhi)肪(fang)(fang)(fang)里含有很多(duo)不飽和(he)脂(zhi)(zhi)肪(fang)(fang)(fang)酸，容(rong)易被人體消化吸收(shou)。而(er)且(qie)大(da)(da)(da)豆脂(zhi)(zhi)肪(fang)(fang)(fang)可(ke)以阻止膽固(gu)醇(chun)的(de)吸收(shou)，所以大(da)(da)(da)豆對(dui)于動(dong)脈硬化患(huan)者來說，是一種理想(xiang)的(de)營養(yang)(yang)品。由其榨取的(de)植物油(you)是人體必需(xu)脂(zhi)(zhi)肪(fang)(fang)(fang)酸攝入的(de)重要來源，也(ye)是多(duo)種工(gong)業產品的(de)原(yuan)材料。其中(zhong)脂(zhi)(zhi)肪(fang)(fang)(fang)含量測(ce)定原(yuan)理為(wei)：將試樣用有機溶(rong)劑(ji)(ji)回流提取，使試樣中(zhong)的(de)脂(zhi)(zhi)肪(fang)(fang)(fang)被溶(rong)劑(ji)(ji)抽提出來，回收(shou)溶(rong)劑(ji)(ji)后所得到的(de)殘留物，即粗脂(zhi)(zhi)肪(fang)(fang)(fang)。

　　傳