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大孔弱堿性陰離子交換樹脂廠家熱賣

陰、陽(yang)離子交(jiao)換樹(shu)脂樹(shu)脂的貯(zhu)存：

  離子交換樹脂肪內含有一定量的水份，在運輸及貯存過程中應盡量保持這部分水。如貯存過程中樹脂脫了水，應先用濃食鹽水（-10%）浸泡，再逐漸稀釋，不得直接放于水中，以免樹脂急劇膨脹而破碎。在長期貯存中，強型樹脂應轉變成鹽型，弱型樹脂可轉變成相應的氫型或游離堿型也可轉為鹽型，然后浸泡在潔凈的水中。樹脂在貯存或運輸過程中，應保持在5-40C的溫度環境中，避免過冷或過熱，影響質量。若冬季沒有保溫設備時，可將樹脂貯存在食鹽水中，食鹽水的溫度可根據氣溫而定。
 

大孔弱堿性陰離子交換樹脂廠家熱賣 　　陰陽離子交換樹脂的使用對于很多建筑工地來說已經非常普遍了，因為在平時進行施工的過程中，對于有些建筑材料，我們可 能會在工地上面進行二次的加工，畢竟由于有的時候我們并不能夠*確認我們在一定的時間范圍內需要使用多少材料，所以在合 適的時候進行自主的加工對我們來說也是很有必要的。　　關于陰陽離子交換樹脂材料的使用，對很多建筑工地來說，他們在之前也并不清楚，因為這種類型的建筑材料在之前可能有些 工地并不會選擇采用這類材料來幫助他們進行施工，因為當時他們對于這類材料的使用范圍你并不是特別的清楚，擔心在大量的購 買之后發現不能用在比較合適的地方。　　而且陰陽離子交換樹脂的在施工場地上是非常方便的可以進行二次加工的，我們如果有需要進行二次加工的話，也可以直接選 擇租用一些專業的設備來幫助我們進行加工，有的時候對于一些比較特殊的建筑材料來說，我們必須要使用一些針對性的設備，才 能夠保證幫助我們在二次加工的過程中生產出來性能更加好的產品。
　　如(ru)(ru)何(he)應(ying)(ying)用(yong)(yong)(yong)(yong)大(da)孔(kong)吸(xi)附(fu)(fu)(fu)(fu)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)制(zhi)(zhi)(zhi)(zhi)備中(zhong)(zhong)藥(yao)供(gong)試液(ye)(ye)　　   大(da)孔(kong)吸(xi)附(fu)(fu)(fu)(fu)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)如(ru)(ru)何(he)應(ying)(ying)用(yong)(yong)(yong)(yong)這項技(ji)術，關鍵在(zai)(zai)(zai)于(yu)正確選(xuan)(xuan)(xuan)(xuan)擇(ze)(ze)吸(xi)附(fu)(fu)(fu)(fu)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)型號和(he)解(jie)吸(xi)用(yong)(yong)(yong)(yong)乙(yi)(yi)(yi)(yi)醇(chun)(chun)濃(nong)(nong)度(du)(洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)劑)。下面(mian)(mian)圍繞吸(xi)附(fu)(fu)(fu)(fu)和(he)解(jie)吸(xi)兩(liang)個環(huan)節作簡要介紹。　　  (一(yi))吸(xi)附(fu)(fu)(fu)(fu)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)種類選(xuan)(xuan)(xuan)(xuan)擇(ze)(ze)。黃(huang)酮(tong)苷、蒽(en)醌苷、木(mu)脂(zhi)(zhi)(zhi)素苷、香豆素可(ke)(ke)選(xuan)(xuan)(xuan)(xuan)用(yong)(yong)(yong)(yong)合(he)(he)(he)成(cheng)(cheng)原料中(zhong)(zhong)加有(you)甲基丙(bing)烯(xi)酸甲酯(zhi)或(huo)(huo)丙(bing)烯(xi)氰的(de)(de)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)如(ru)(ru)D201、D301、HPD600、NKA-9;環(huan)烯(xi)醚萜苷選(xuan)(xuan)(xuan)(xuan)用(yong)(yong)(yong)(yong)D301、HPD600、NKA-9等;皂苷、生物(wu)堿選(xuan)(xuan)(xuan)(xuan)用(yong)(yong)(yong)(yong)弱極性(xing)(xing)和(he)極性(xing)(xing)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)如(ru)(ru)D201、D301、HPD300、HPD600、AB-8、NKA-9等;脂(zhi)(zhi)(zhi)溶(rong)性(xing)(xing)成(cheng)(cheng)分(fen)(fen)(fen)甾(zai)體類、二萜和(he)三萜類、黃(huang)酮(tong)、木(mu)脂(zhi)(zhi)(zhi)素、香豆素、生物(wu)堿選(xuan)(xuan)(xuan)(xuan)用(yong)(yong)(yong)(yong)非極性(xing)(xing)和(he)弱極性(xing)(xing)的(de)(de)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)如(ru)(ru)D101、AB-8、HPD100。　　一(yi)般可(ke)(ke)選(xuan)(xuan)(xuan)(xuan)擇(ze)(ze)φ12mm*200—300mm左右的(de)(de)玻(bo)璃層(ceng)(ceng)(ceng)析柱(zhu)(zhu)(zhu)。上(shang)柱(zhu)(zhu)(zhu)時(shi)藥(yao)液(ye)(ye)可(ke)(ke)以0、5—1ml/min的(de)(de)流(liu)(liu)速(su)經過(guo)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)柱(zhu)(zhu)(zhu)。為防止吸(xi)附(fu)(fu)(fu)(fu)不(bu)充分(fen)(fen)(fen)，也可(ke)(ke)將流(liu)(liu)出液(ye)(ye)再(zai)經過(guo)一(yi)次柱(zhu)(zhu)(zhu)子(zi)(zi)。上(shang)柱(zhu)(zhu)(zhu)水溶(rong)液(ye)(ye)的(de)(de)PH值應(ying)(ying)有(you)利于(yu)被(bei)分(fen)(fen)(fen)離成(cheng)(cheng)分(fen)(fen)(fen)保持分(fen)(fen)(fen)子(zi)(zi)型即可(ke)(ke)。柱(zhu)(zhu)(zhu)內(nei)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)的(de)(de)徑高比可(ke)(ke)采(cai)用(yong)(yong)(yong)(yong)1：7—1：15較合(he)(he)(he)適。　　    (二)解(jie)吸(xi)(洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)劑)溶(rong)媒的(de)(de)選(xuan)(xuan)(xuan)(xuan)擇(ze)(ze)。解(jie)吸(xi)溶(rong)媒一(yi)般都選(xuan)(xuan)(xuan)(xuan)用(yong)(yong)(yong)(yong)不(bu)同濃(nong)(nong)度(du)的(de)(de)乙(yi)(yi)(yi)(yi)醇(chun)(chun)。樣(yang)品流(liu)(liu)經大(da)孔(kong)吸(xi)附(fu)(fu)(fu)(fu)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)柱(zhu)(zhu)(zhu)后(hou)，用(yong)(yong)(yong)(yong)水洗(xi)(xi)至(zhi)流(liu)(liu)出液(ye)(ye)顏(yan)(yan)(yan)(yan)色近無(wu)色或(huo)(huo)顏(yan)(yan)(yan)(yan)色不(bu)再(zai)變(bian)淡(dan)時(shi)，用(yong)(yong)(yong)(yong)濃(nong)(nong)度(du)遞增的(de)(de)乙(yi)(yi)(yi)(yi)醇(chun)(chun)洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)，洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)用(yong)(yong)(yong)(yong)HPLC法(fa)或(huo)(huo)薄(bo)(bo)層(ceng)(ceng)(ceng)色譜(pu)法(fa)依次檢(jian)查，制(zhi)(zhi)(zhi)(zhi)備用(yong)(yong)(yong)(yong)于(yu)定量(liang)(liang)(liang)(liang)分(fen)(fen)(fen)析的(de)(de)供(gong)試液(ye)(ye)以HPLC檢(jian)測(ce)較準(zhun)確。將未檢(jian)出所(suo)需(xu)成(cheng)(cheng)分(fen)(fen)(fen)的(de)(de)乙(yi)(yi)(yi)(yi)醇(chun)(chun)洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)除去，從洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)中(zhong)(zhong)開始出現該成(cheng)(cheng)分(fen)(fen)(fen)時(shi)開始收(shou)集(ji)，洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)直接流(liu)(liu)入容(rong)量(liang)(liang)(liang)(liang)瓶中(zhong)(zhong)，至(zhi)流(liu)(liu)出液(ye)(ye)中(zhong)(zhong)檢(jian)不(bu)出該成(cheng)(cheng)分(fen)(fen)(fen)時(shi)停止收(shou)到(dao)集(ji)。用(yong)(yong)(yong)(yong)此法(fa)主要可(ke)(ke)以確定乙(yi)(yi)(yi)(yi)醇(chun)(chun)洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)濃(nong)(nong)度(du)。相對固定洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)的(de)(de)流(liu)(liu)速(su)，還(huan)可(ke)(ke)確定洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)容(rong)量(liang)(liang)(liang)(liang)。　　  (三)洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)起(qi)(qi)始點和(he)終點判(pan)斷。在(zai)(zai)(zai)篩(shai)選(xuan)(xuan)(xuan)(xuan)乙(yi)(yi)(yi)(yi)醇(chun)(chun)洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)濃(nong)(nong)度(du)時(shi)，應(ying)(ying)注意洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)的(de)(de)顏(yan)(yan)(yan)(yan)色和(he)柱(zhu)(zhu)(zhu)子(zi)(zi)內(nei)色譜(pu)帶(dai)的(de)(de)變(bian)化情(qing)況(kuang)。一(yi)般來說，洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)顏(yan)(yan)(yan)(yan)色在(zai)(zai)(zai)乙(yi)(yi)(yi)(yi)醇(chun)(chun)濃(nong)(nong)度(du)變(bian)化時(shi)都會有(you)一(yi)次從淡(dan)至(zhi)深(shen)，再(zai)從深(shen)至(zhi)淡(dan)的(de)(de)明顯(xian)變(bian)化(無(wu)色的(de)(de)對照品和(he)提取液(ye)(ye)顏(yan)(yan)(yan)(yan)色特別淡(dan)的(de)(de)則(ze)沒(mei)有(you)或(huo)(huo)不(bu)明顯(xian))，結合(he)(he)(he)薄(bo)(bo)層(ceng)(ceng)(ceng)色譜(pu)或(huo)(huo)HPLC檢(jian)查，操作者(zhe)都能根據洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)的(de)(de)顏(yan)(yan)(yan)(yan)色變(bian)化和(he)柱(zhu)(zhu)(zhu)子(zi)(zi)色譜(pu)帶(dai)的(de)(de)移動情(qing)況(kuang)判(pan)斷收(shou)集(ji)洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)液(ye)(ye)的(de)(de)起(qi)(qi)點和(he)終點。　　適合(he)(he)(he)某一(yi)成(cheng)(cheng)分(fen)(fen)(fen)的(de)(de)吸(xi)附(fu)(fu)(fu)(fu)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)型號、乙(yi)(yi)(yi)(yi)醇(chun)(chun)洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)劑濃(nong)(nong)度(du)、洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)容(rong)量(liang)(liang)(liang)(liang)確定后(hou)，在(zai)(zai)(zai)制(zhi)(zhi)(zhi)(zhi)備含有(you)該成(cheng)(cheng)分(fen)(fen)(fen)的(de)(de)復方制(zhi)(zhi)(zhi)(zhi)劑供(gong)試液(ye)(ye)時(shi)上(shang)述參(can)數一(yi)般不(bu)變(bian)。近年來在(zai)(zai)(zai)應(ying)(ying)用(yong)(yong)(yong)(yong)大(da)孔(kong)吸(xi)附(fu)(fu)(fu)(fu)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)分(fen)(fen)(fen)離中(zhong)(zhong)藥(yao)提取液(ye)(ye)的(de)(de)研究方面(mian)(mian)提供(gong)了大(da)量(liang)(liang)(liang)(liang)針對各(ge)味中(zhong)(zhong)藥(yao)的(de)(de)吸(xi)附(fu)(fu)(fu)(fu)樹(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)型號與(yu)乙(yi)(yi)(yi)(yi)醇(chun)(chun)洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)濃(nong)(nong)度(du)等參(can)數，這些參(can)數大(da)部分(fen)(fen)(fen)可(ke)(ke)直接應(ying)(ying)用(yong)(yong)(yong)(yong)于(yu)制(zhi)(zhi)(zhi)(zhi)備供(gong)薄(bo)(bo)層(ceng)(ceng)(ceng)分(fen)(fen)(fen)析用(yong)(yong)(yong)(yong)的(de)(de)供(gong)試液(ye)(ye)，如(ru)(ru)進(jin)一(yi)步確定樣(yang)品上(shang)柱(zhu)(zhu)(zhu)量(liang)(liang)(liang)(liang)、乙(yi)(yi)(yi)(yi)醇(chun)(chun)洗(xi)(xi)脫(tuo)(tuo)(tuo)(tuo)容(rong)量(liang)(liang)(liang)(liang)后(hou)，只要回收(shou)率(lv)試驗附(fu)(fu)(fu)(fu)合(he)(he)(he)要求(qiu)，則(ze)可(ke)(ke)應(ying)(ying)用(yong)(yong)(yong)(yong)于(yu)中(zhong)(zhong)藥(yao)定量(liang)(liang)(liang)(liang)分(fen)(fen)(fen)析。