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clearfix"><h1>巴斯夫1-2丙二胺供應(yīng)公司上海蔚云化工供應(yīng)</h1><div id="dsjbyxe" class="proBig"><div id="sbda3nz" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623255543418/8342484.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="wgd2e3q" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623255543418/8342484.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8olnpoa" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>巴斯夫1-2丙二胺供應(yīng)公司,巴斯夫1-2丙二胺</p><p><span>***更新：</span>2021-01-15 02:13:13</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="2dv3389" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海蔚云化工有限公司</a></p><p><span>聯(lián)系人：</span>盛志華</p><p><span>郵箱: </span>3273929241@qq.com</p><p><span>電話: </span>18721726651</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.weiyunhuagong.com</p><p><span>手機: </span>021-52909928</p><p><span>地址: </span>靜安區(qū)靈石路709號55幢A2113室</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="8mtac8r" class="page-proshow02"><p class="title">詳細說明</p><div id="dnkhe4k" class="box"><p><p style="text-indent:25px">一種1，巴斯夫1-2丙二胺供應(yīng)公司，2-丙二胺，其特征在于采用異丙醇胺、氨在加氫和加催化劑的條件下反應(yīng)制備1，2-丙二胺，步驟如下將異丙醇胺、催化劑加入到1升壓力反應(yīng)釜中，用氮氣置換壓力反應(yīng)釜中空氣三次，然后加入氨，攪拌下加熱到150-155°C，巴斯夫1-2丙二胺供應(yīng)公司，通入氫氣到8-12MPa，且用氫氣保持該壓力，反應(yīng)4-5小時后，結(jié)束反應(yīng)，得1，2-丙二胺成品。根據(jù)權(quán)利要求1所述的一種1，2-丙二胺，其特征在于所述催化劑重量百分比為 Ni010%、Co010%、Cu05% 混合物，載于 A1203 上。根據(jù)權(quán)利要求1所述的一種1，2-丙二胺，其特征在于所述異丙醇胺氨的摩爾比例1:1. 2-1，巴斯夫1-2丙二胺供應(yīng)公司. 3。根據(jù)權(quán)利要求1所述的一種1，2-丙二胺，其特征在于所述催化劑的用量為異丙醇胺重量的2-3%。1，2丙二胺其他防護：工作現(xiàn)場禁止吸煙、進食和飲水。巴斯夫1-2丙二胺供應(yīng)公司</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="巴斯夫1-2丙二胺供應(yīng)公司,巴斯夫1-2丙二胺" src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623255543418/8342484.png"></div><p style="text-indent:25px">1,2-二氨基丙烷用于生產(chǎn)選礦藥劑、屬鈍化劑、航空用樹脂固化劑、橡膠硫化促進劑，還用于染料、電鍍和分析試劑。具有與乙二胺同樣的毒性，對皮膚、粘膜有刺激作用。長期接觸能引起咳嗽、支氣管擴張、鼻腔出血、***和頭暈等癥狀。吸入高濃度丙二胺蒸氣可引起喘息，發(fā)生致命性的中毒。操作時應(yīng)穿戴防護用具，防止直接接觸。生產(chǎn)設(shè)備應(yīng)密閉，防止跑、冒、滴、漏，工作場所應(yīng)保持良好通風(fēng)，注意安全。包裝儲運，用鐵桶包裝，貯運中嚴禁火種，按易燃易爆物品規(guī)定貯運。無色透明粘稠液體，有氨臭。具有強堿性和強吸濕性，與空氣接觸產(chǎn)生白色煙霧。易溶于水、乙醇和氯仿，不溶于**和苯。相對密度0。8584(25/4℃)。沸點120。 5℃。閃點71。1℃。折射率nD(25℃)1。4460。旋光度[a]D(25℃)+29。78°。巴斯夫1-2丙二胺供應(yīng)公司1，2-丙二胺可用聚乙烯塑料桶包裝,每桶5kg、10kg和20～25kg。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="巴斯夫1-2丙二胺供應(yīng)公司,巴斯夫1-2丙二胺" src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623313355869/4731284.png"></div><p style="text-indent:25px">1,2—丙二胺—亞硝酸鹽體系中鉻的催化極譜測定：在0.1M亞硝酸鈉,1.5×10-3M的1,2-丙二胺,pH9.0—9.5底液中鉻在—1.76伏處（對飽和甘汞電極）產(chǎn)生-催化波,測定范圍在0.1ng/ml內(nèi),鉻的濃度與導(dǎo)數(shù)波高成良好線性關(guān)系,測定下限為8×10-10M（相當于0.04ng/ml）。經(jīng)實驗證明,在1,2-丙二胺-亞硝酸鹽或硝酸鹽兩體系中,鉻都在—1.76伏處產(chǎn)生催化波,因此,可認為鉻的催化機理可能與文獻[3]報道的在CyDTA-NO3體系中三價鉻產(chǎn)生催化波的機理相似即: Cr6++3e—→Cr3+; Cr3++y—→Cr3+—y; Cr2+—y+e—→C2+—y; Cr2+—y+NO3—→Cr3+—y+No2-其中:y**1,2-丙二胺。將自來水進行簡單的前處理后,可以直接應(yīng)用本法測定水中六價、三價鉻的含量以及水中的總鉻量。</p><p style="text-indent:25px">1,2-丙二胺，健康危害：本品對粘膜、上呼吸道、眼和皮膚有強烈的刺激性。吸入后，可因喉及支氣管的痙攣、炎癥、水腫，化學(xué)性肺炎或肺水腫而致死。接觸后有燒灼感、咳嗽、喘息、喉炎、氣短、***、惡心和嘔吐?？芍伦苽?環(huán)境危害：對環(huán)境有危害，對水體可造成污染。燃爆危險：本品易燃，有毒，具強腐蝕性、強刺激性，可致人體灼傷.1,2-丙二胺是一種化學(xué)物品，分子式是c3h10n2。用于有機合成、制藥及合成染料，并用作溶纖劑、橡膠硫化促進劑等。具有強堿性和強吸濕性，與空氣接觸產(chǎn)生白色煙霧。易溶于水、乙醇和氯仿，不溶于**和苯。1，2-丙二胺為二級易燃品,可用玻璃瓶包裝。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="巴斯夫1-2丙二胺供應(yīng)公司,巴斯夫1-2丙二胺" src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623299176176/6593730.png"></div><p style="text-indent:25px">1,2-丙二胺在小試實驗的基礎(chǔ)上為進一步研究放大實驗需對較佳工藝條件下合成N-β-羥丙基-1,2-丙二胺宏觀動力學(xué)進行研究。實驗采用反應(yīng)蒸餾方法,以1,2-丙二胺和環(huán)氧丙烷為原料合成N-β-羥丙基-1,2-丙二胺,根據(jù)氣液相反應(yīng)機理和連串反應(yīng)特征,在環(huán)氧丙烷通氣率30—50 mL/min,導(dǎo)入溫度40℃,液相體積流率1.2 mL/s,導(dǎo)入溫度60℃條件下,建立了N-β-羥丙基-1,2-丙二胺合成的宏觀動力學(xué)模型。通過實驗判定反應(yīng)區(qū)域,并確定了模型中的參數(shù)。結(jié)果表明,反應(yīng)屬瞬間反應(yīng),對氣相組分濃度表現(xiàn)為一級反應(yīng)。1，2-丙二胺庫溫不宜超過32℃,相對濕度不超過80%。巴斯夫1-2丙二胺供應(yīng)公司</p><p style="text-indent:25px">1，2-丙二胺應(yīng)密閉貯存,防潮,防熱,與酸類物品隔離。巴斯夫1-2丙二胺供應(yīng)公司</p><p style="text-indent:25px">磷酸二胺的化學(xué)成份主要是（NH4)2HPO4；指標名稱優(yōu)等品一等品合格品；有效磷(%) 46-48 ≥42 ≥38；水溶磷(%) ≥42 38 32；總氮(%) 16-18 ≥15 ≥13；水分(%) ≤1.5 2.0 2.5；粒度(%)(Ф1～4mm) ≥90 80 80；顆粒平均抗壓強度(N) ≥30 25 20；磷酸二銨是一種含氮、磷二種營養(yǎng)元素的二元高效復(fù)合肥，它被普遍用于農(nóng)業(yè)生產(chǎn)。它既可作基肥，又可作追肥，既適應(yīng)旱地作物，也適應(yīng)水田作物，不僅適用于酸性土壤，也可用于堿性土壤，對各種農(nóng)作物均有明顯的增產(chǎn)效果，并且比同等養(yǎng)份的單體氮肥和磷肥增產(chǎn)幅度大，二銨產(chǎn)品除了主要組成物質(zhì)磷酸二銨外，還含有少量的磷酸一銨、硫酸銨和其它雜質(zhì)。其雜質(zhì)主要取決于原料磷酸的組成，它們是硫酸根、氟硅酸根、氟離子以及鐵、鋁、鎂、鉀、鈉和鈣等離子組成的鹽類或復(fù)鹽。巴斯夫1-2丙二胺供應(yīng)公司</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2849830.html</p></div></div></div></div></div><div id="8f7xe9k" class="page-right twoColRt"><div id="zjl8fel" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="g3gdapb" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="od3nkel" class="recomPic likePro"><a 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