上海8-羥基喹啉現(xiàn)貨直銷信息推薦上海北倉(cāng)化工科技供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="8-羥基喹啉化學(xué)性質(zhì)：白色針狀結(jié)晶。熔點(diǎn)76℃，沸點(diǎn)266.6℃（100.3kPa）。易溶于乙醇、苯、氯仿、**和稀酸，不溶于水。8-羥基喹啉用途：該品是鹵化喹啉類kang阿米巴yao物的中間體，包括喹碘仿、氯碘喹啉、雙碘喹啉等。這類yao"><meta name="keywords" content="上海8-羥基喹啉現(xiàn)貨直銷,8-羥基喹啉"><link rel="canonical" href="http://m.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" 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class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>上海8-羥基喹啉現(xiàn)貨直銷,8-羥基喹啉</p><p><span>***更新：</span>2020-12-06 04:17:38</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="pubtl8a" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海北倉(cāng)化工科技有限公司</a></p><p><span>聯(lián)系人：</span>王金良</p><p><span>郵箱: </span>shbeicang@vip.126.com</p><p><span>電話: </span>18516286991</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.shbeicang.cn</p><p><span>手機(jī): </span>021-60459206</p><p><span>地址: </span>金山大道4168號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="xh34mta" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="9gd7jlc" class="box"><p><p style="text-indent:25px">8-羥基喹啉化學(xué)性質(zhì)：白色針狀結(jié)晶。熔點(diǎn)76℃，沸點(diǎn)266.6℃（100.3kPa）。易溶于乙醇、苯、氯仿、**和稀酸，不溶于水。8-羥基喹啉用途：該品是鹵化喹啉類kang阿米巴yao物的中間體，包括喹碘仿、氯碘喹啉、雙碘喹啉等。這類yao物通過(guò)阻礙腸內(nèi)共生菌而發(fā)揮kang阿米巴作用，對(duì)阿米巴痢疾有效，對(duì)腸道外阿米巴原蟲(chóng)無(wú)影響。近年來(lái)國(guó)外報(bào)道本類yao物能引起Chemicalbook亞急性脊髓視神經(jīng)病，故該yao在日本和美國(guó)已禁用，雙碘喹啉引起此病比氯碘喹啉較少見(jiàn)。8-羥基喹啉也是染料、農(nóng)yao的中間體。其硫酸鹽和銅鹽是優(yōu)良的防腐劑，上海8-羥基喹啉現(xiàn)貨直銷、消毒劑和防霉劑，上海8-羥基喹啉現(xiàn)貨直銷。該品是化學(xué)分析的絡(luò)合滴定指示劑，上海8-羥基喹啉現(xiàn)貨直銷。8-羥基喹啉其硫酸鹽和銅鹽是優(yōu)良的防腐劑、消毒劑和防霉劑。上海8-羥基喹啉現(xiàn)貨直銷</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海8-羥基喹啉現(xiàn)貨直銷,8-羥基喹啉" src="https://tyunfile.71360.com/UploadFile/shbeicanghuagong/637326788184824218/7324045.png"></div><p style="text-indent:25px">8-羥基喹啉可用于測(cè)定鈷、鈾、鋁、鉬、鎘、釷、鐵、鈦、鎂、銅、鋅及有機(jī)氮的試劑。該品是鹵化喹啉類kang阿米巴yao物的中間體，包括喹碘仿、氯碘喹啉、雙碘喹啉等。這類yao物通過(guò)阻礙腸內(nèi)共生菌而發(fā)揮kang阿米巴作用，對(duì)阿米巴痢疾有效，對(duì)腸道外阿米巴原蟲(chóng)無(wú)影響。近年來(lái)國(guó)外報(bào)道本類yao物能引起亞急性脊髓視神經(jīng)病，故該yao在日本和美國(guó)已禁用，雙碘喹啉引起此病比。如意外有接觸到本品:吸入；如果吸入，請(qǐng)講患者移到新鮮空氣處。皮膚接觸：脫去污染的衣著，用肥皂水和清水徹底沖洗皮膚。如有不適感，請(qǐng)就醫(yī)。眼睛接觸：分開(kāi)眼簾，用流動(dòng)清水或生理鹽水沖洗。立即就醫(yī)。食入：漱口。禁止催吐。立即就醫(yī)。上海8-羥基喹啉現(xiàn)貨直銷8-羥基喹啉是一種重要的金屬離子掩蔽劑,它在重量測(cè)定法、安培測(cè)定法和選擇性分離中都得到了普遍應(yīng)用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海8-羥基喹啉現(xiàn)貨直銷,8-羥基喹啉" src="https://tyunfile.71360.com/UploadFile/shbeicanghuagong/637326788388544921/4689411.png"></div><p style="text-indent:25px">3003鋁合金表面氟鋁酸鹽轉(zhuǎn)化膜8-羥基喹啉耐蝕改性研究結(jié)果表明,三種有機(jī)物對(duì)鋁合金表面氟鋁酸鹽轉(zhuǎn)化膜的耐蝕性均有增強(qiáng)作用,其中8-羥基喹啉的改性效果比較好,中性鹽霧時(shí)間達(dá)210h;單寧酸次之,160h;植酸96h。3003鋁合金表面氟鋁酸鹽轉(zhuǎn)化膜8-羥基喹啉耐蝕改性轉(zhuǎn)化液的組成和成膜反應(yīng)條件為:氟化鈉3。5g/L,硫酸氧鈦0。5g/L,8-羥基喹啉0.9g/L,pH4。0,溫度45℃,時(shí)間10min。改性后氟鋁酸鹽轉(zhuǎn)化膜耐中性鹽霧時(shí)間由改性前的36h提高到了210h,超過(guò)了96h的工業(yè)應(yīng)用標(biāo)準(zhǔn)。掃描電鏡、EDS能譜分析結(jié)果表明,3003鋁合金表面的氟鋁酸鹽轉(zhuǎn)化膜經(jīng)8-羥基喹啉改性后,轉(zhuǎn)化膜由C0.93%、O0.61%、F59.37%、Na22.30%、Al14.10%、Ti0.10%、Cu2.60%、Mg0.07%組成(質(zhì)量分?jǐn)?shù))。改性后的轉(zhuǎn)化膜仍以氟鋁酸鈉顆粒為骨架,但表面覆蓋鋁與8-羥基喹啉反應(yīng)生成的致密、與基體結(jié)合力良好無(wú)定型結(jié)構(gòu)有機(jī)膜層,使得鋁合金腐蝕電位較改性前正移44mV,腐蝕電流減小約11%,鋁合金的耐腐蝕性能提高。</p><p style="text-indent:25px">傳統(tǒng)的8-羥基喹啉是由鄰氨基苯酚經(jīng)環(huán)合反應(yīng)制得，這個(gè)工藝存在兩個(gè)缺點(diǎn)：首先，傳統(tǒng)工藝是一次性加入發(fā)煙硫酸，無(wú)論是先在低溫下加入發(fā)煙硫酸后升溫，還是先升溫后加入發(fā)煙硫酸，一次性加入量大，硫酸反應(yīng)劇烈、不均勻，容易產(chǎn)生多種副產(chǎn)物對(duì)后續(xù)收集利用會(huì)產(chǎn)生影響，而且，一次性加入硫酸對(duì)工藝操作、控制要求都很高，8-羥基喹啉的收率也偏低**在70%左右；其次，傳統(tǒng)工藝中離心母液是通過(guò)濃縮釜濃縮，殘?jiān)魑U處理或者通過(guò)三效蒸發(fā)器濃縮，回收產(chǎn)業(yè)作危廢處理，導(dǎo)致殘?jiān)械母视蜔o(wú)法重新回收利用，處理危廢工序繁瑣、成本過(guò)高。8-羥基喹啉漏光會(huì)變成黑色，有石炭酸氣味。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海8-羥基喹啉現(xiàn)貨直銷,8-羥基喹啉" src="https://tyunfile.71360.com/UploadFile/shbeicanghuagong/637326788298457031/3962851.png"></div><p style="text-indent:25px">8-羥基喹啉改性殼聚糖吸附劑的制備及其吸附鈾的性能：通過(guò)多步反應(yīng)制備8-羥基喹啉改性殼聚糖吸附劑(CATT-8-HQ),利用紅外光譜儀、熱重分析儀分別表征其結(jié)構(gòu)和考察其吸附與解吸鈾的性能。結(jié)果表明:在pH為4~7范圍內(nèi),CATT-8-HQ對(duì)鈾的吸附容量較高;對(duì)于鈾初始質(zhì)量濃度為500mg/L溶液,CATT-8-HQ對(duì)鈾的吸附容量達(dá)123mg/g(干);以20g/LNa2CO3+60g/LNaHCO3作解吸劑可以將鈾解吸下來(lái),解吸率超過(guò)90%。對(duì)于實(shí)際含鈾吸附尾液,用CATT-8-HQ一次搖床振蕩吸附,鈾質(zhì)量濃度可降至0.05mg/L以下,達(dá)到國(guó)家廢水排放標(biāo)準(zhǔn)。8-羥基喹啉是中含有一種叫丙泊酚的物質(zhì)它的作用還是靜脈麻醉劑。上海8-羥基喹啉現(xiàn)貨直銷</p><p style="text-indent:25px">8-羥基喹啉改性后的環(huán)氧富鋅涂層的電阻Rc升高,電容Qc降低,涂層孔隙率P降低,涂層的屏蔽性增強(qiáng)。上海8-羥基喹啉現(xiàn)貨直銷</p><p style="text-indent:25px">8-羥基喹啉作為重要的有機(jī)合成中間體,常用作沉淀和分離金屬離子的沉淀劑、萃取劑和熒光分析劑。由于8-羥基喹啉及其衍生物大多數(shù)具有生物活性,因此,在醫(yī)yao工業(yè)領(lǐng)域內(nèi)的應(yīng)用也十分普遍。同時(shí)還可應(yīng)用于農(nóng)yao和染料行業(yè)。目前市銷的8-羥基喹啉,對(duì)其純度及雜質(zhì)含量都有一定的要求,所以建立一種快速、靈敏的8-羥基喹啉檢測(cè)方法是十分必要的。8-羥基喹啉是一種重要的有機(jī)合成中間體,具有普遍的應(yīng)用。其中,常見(jiàn)的有機(jī)分析試劑中就包含著8-羥基喹啉類。因8-羥基喹啉能與金屬離子形成難溶于水的配合物,因此,常在分析化學(xué)中被用做沉淀和分離金屬離子的沉淀劑、萃取劑、金屬離子分析、金屬防腐和熒光分析劑。由于8-羥基喹啉及其衍生物大多數(shù)具有生物活性,因此,在醫(yī)yao工業(yè)領(lǐng)域內(nèi)的應(yīng)用也十分普遍,可直接用作消毒劑，其鹵化物、硝化產(chǎn)物及其它N-氧化衍生物是合成yao物的原料。上海8-羥基喹啉現(xiàn)貨直銷</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/2284981.html</p></div></div></div></div></div><div id="hw7e7fh" class="page-right twoColRt"><div id="u8pmj3f" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8htqnuw" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" 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