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>瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="tszvrip" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">四川邁和科技有限公司</a></p><p><span>聯(lián)系人：</span>周經(jīng)理</p><p><span>郵箱: </span>cdmhkj123@sina.com</p><p><span>電話: </span>13980007994</p><p><span>傳真: </span>028_</p><p><span>網(wǎng)址: </span>http://www.tellurmaterials.com.cn</p><p><span>手機: </span>028-85829896</p><p><span>地址: </span>中國（四川）自由貿(mào)易試驗區(qū)成都高新區(qū)天府三街69號1棟18層1802號附A08房</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="3e87rie" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="clmtkbn" class="box"><p><p> 一些金屬如銅、鐵、鋅、鉑和硒等穩(wěn)定同位素系統(tǒng)的研究已為認(rèn)識這些金屬的生物地球化學(xué)過程和自然分餾研究提供了一種全新的技術(shù)手段。因此，金屬元素的穩(wěn)定同位素研究是金屬元素環(huán)境與生物地球化學(xué)領(lǐng)域的前沿領(lǐng)域之一。同位素為銻在地表環(huán)境的無機與生物過程示蹤和來源研究提供了全新的技術(shù)手段。[9]銻生產(chǎn)編輯生產(chǎn)國根據(jù)英國地質(zhì)調(diào)查局2005年的報告，中華人民國家是世界上銻產(chǎn)量很大的國家，占了全球的84%，遠(yuǎn)遠(yuǎn)超出其后的南非、玻利維亞和塔吉克斯坦。湖南省冷水江市的錫礦山是世界很大銻礦，估計儲量為210萬噸。[10]2010年，根據(jù)美國地質(zhì)調(diào)查局的報告，中國生產(chǎn)的銻占全球的。[11]2010年各國銻產(chǎn)量全球135,000國家產(chǎn)量（噸）占比（%）中華人民國家120,000南非3,000玻利維亞3,000俄羅斯3,000塔吉克斯坦2,000其他國家4,000然而，海南5N銻粉，英國洛斯基礦業(yè)咨詢公式估計2010年中華人民國家的初級生產(chǎn)銻產(chǎn)量占全球的（全球合計120，海南5N銻粉,462噸，其中90,000噸是公開報道的，30,462噸未報道），緊接著的是俄羅斯（占，產(chǎn)量6,500噸），海南5N銻粉、緬甸（占，產(chǎn)量5,897噸）、加拿大（占，產(chǎn)量5,660噸）、塔吉克斯坦（占，產(chǎn)量5,370噸）和玻利維亞（占，4,980噸）。目前已知銻化合物在古代就用作化妝品，金屬銻在古代也有記載，但那時卻被誤認(rèn)為是鉛。海南5N銻粉</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南5N銻粉,銻" src="https://tyunfile.71360.com/UploadFile/scmhkj/637465972405940585/9404814.png"></div><p> 溶于王水、濃硫酸，以及硝酸和酒石酸的混合液。用途：主要供制印刷合金、巴比合金、銻鹽和顏料、蓄電池、白冰銅、硬質(zhì)合金、軸承合金。也用于半導(dǎo)體工業(yè)。制備或來源：自然界所產(chǎn)的銻大多數(shù)是灰銻礦?？蓪⒒忆R礦與鐵粉混合共熱而取代出銻，或煅燒成氧化物后再與碳共熱而使氧化物還原成銻。銀白色或深灰色金屬粉末;蒸汽壓(886℃);熔點℃;沸點1635℃;溶解性：不溶于水、鹽酸、堿液，溶于王水及濃硫酸;密度：相對密度(水=1)：穩(wěn)定;危險標(biāo)記15(有害品，遠(yuǎn)離食品);主要用途主要用于制造合金，也用于印刷和顏料行業(yè)2.對環(huán)境的影響:一、健康危害侵入途徑：吸入、食入。健康危害：銻對粘膜有刺激作用，可引起內(nèi)臟損害。急性中毒：接觸較高濃度引起化學(xué)性結(jié)膜炎、鼻炎、咽炎、喉炎、病、肺炎。口服引起急性胃腸炎。全身癥狀有疲乏無力、頭暈、頭部不適、四肢肌肉酸痛?？梢鹦摹⒏?、腎損害。慢性影響：常出現(xiàn)頭部不適、頭暈、易興奮、睡不著、乏力、胃腸功能紊亂、粘膜刺激癥狀?？梢鸨侵懈舸┛祝辉阡R冶煉過程中可引起銻塵肺；對皮膚有明顯的刺激作用和致敏作用。二、毒理學(xué)資料及環(huán)境行為急性毒性：LD507000mg/kg(大鼠經(jīng)口)銻以+3、+4、+5價化合物存在于環(huán)境中。海南5N銻粉銻在室溫下的空氣中是穩(wěn)定的，但加熱時能與氧氣反應(yīng)生成三氧化二銻。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南5N銻粉,銻" src="https://tyunfile.71360.com/UploadFile/scmhkj/637465973458450351/4078357.png"></div><p> 沸點1750℃。莫氏硬度：3比重化合價+3和+5。電離能。晶體結(jié)構(gòu)：晶胞為三斜晶胞。發(fā)現(xiàn)和使用過程銻的發(fā)現(xiàn)，約于公元前18世紀(jì)在匈牙利曾發(fā)現(xiàn)的小銻塊，但在很長時間，人們并未真正地認(rèn)識這種金屬。1556年德國冶金學(xué)者阿格里科拉()在其著作中敘述了用礦石熔析生產(chǎn)硫化銻的方法，但將硫化銻誤認(rèn)為銻。1604年德國人瓦倫廷()記述了銻與硫化銻的提取方法。18世紀(jì)已用焙燒還原法煉銻，1896年制出電解銻。1930年以后，銻礦鼓風(fēng)爐熔煉法成為生產(chǎn)金屬銻的重要方法。60～70年代發(fā)展了多種揮發(fā)熔煉和揮發(fā)焙燒法。中國是世界上發(fā)現(xiàn)、利用銻較早的國家之一。據(jù)《漢書?食貨志》記載：“王莽居攝，變漢制，鑄作錢幣均用銅，淆以連錫?！薄妒酚洝酚涊d：“長沙出連錫”。秦墓出土文物的秦代箭，經(jīng)光譜分析含銻，由此可知中國對銻的利用很早，當(dāng)時不叫銻，而稱“連錫”。明朝末年(1541年)，中國發(fā)現(xiàn)了世界**大的銻礦產(chǎn)地——湖南錫礦山，但當(dāng)時把銻誤認(rèn)為錫，故命名錫礦山，至清光緒16年(1890)經(jīng)化驗始知是銻。光緒23年(1897)創(chuàng)辦“積善”廠，為錫礦山**早的銻煉廠，使我國的“連錫”轉(zhuǎn)入銻生產(chǎn)的時代。1908年湖南華昌公司從法國引進(jìn)揮發(fā)焙燒法，開始用此法煉銻。隨著機械制造業(yè)的興起。</p><p> 鋁相afe59b9ee7ad16664對密度。熔點660℃。沸點2327℃。銻相對密度，熔點630℃，沸點1635℃。鋁是一種輕金屬，化學(xué)符號為Al，原子序數(shù)：13。銻是一種有毒的化學(xué)元素，元素符號為Sb，原子序數(shù)為51。鋁是銀白色輕金屬，銻是帶有銀色光澤的灰色金屬。鋁在潮濕空氣中能形成一層防止金屬腐蝕的氧化膜。鋁粉在空氣中加熱能猛烈燃燒，并發(fā)出眩目的白色火焰。銻在潮濕空氣中逐漸失去光澤，強熱則燃燒成白色銻的氧化物。鋁易溶于稀硫酸、硝酸、鹽酸、氫氧化鈉和氫氧化鉀溶液，難溶于水。銻易溶于王水，溶于濃硫酸。鋁：鋁是活潑金屬，在干燥空氣中鋁的表面立即形成厚約50埃（1埃=）的致密氧化膜，使鋁不會進(jìn)一步氧化并能耐水；但鋁的粉末與空氣混合則極易燃燒；熔融的鋁能與水猛烈相應(yīng)的金屬；鋁是兩性的，極易溶于強堿，也能溶于稀酸。鋁及鋁合金是當(dāng)前用途十分廣的、很經(jīng)濟(jì)適用的材料之一。世界鋁產(chǎn)量從1956年開始超過銅產(chǎn)量一直居有色金屬前面。當(dāng)前鋁的產(chǎn)量和用量（按噸計算）只次于鋼材，成為人類應(yīng)用的第二大金屬；而且鋁的資源十分豐富，據(jù)初步計算，鋁的礦藏儲存量約占地殼構(gòu)成物質(zhì)的8%以上。銻：銻是氮族元素（15族），電負(fù)性為。根據(jù)元素周期律，它的電負(fù)性比錫和鉍**約17世紀(jì)時，人們知道了銻是一種化學(xué)元素。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南5N銻粉,銻" src="https://tyunfile.71360.com/UploadFile/scmhkj/637465971989368361/3895432.png"></div><p> 檢測到的銻濃度標(biāo)準(zhǔn)則是瓶裝水低于飲用水，英國生產(chǎn)的濃縮果汁（暫無標(biāo)準(zhǔn)）被檢測到含銻g/L，遠(yuǎn)遠(yuǎn)超出歐盟自來水的標(biāo)準(zhǔn)5g/L。各個組織的標(biāo)準(zhǔn)分別是：世界衛(wèi)生組織：20g/L日本：15g/L美國國家環(huán)境保護(hù)局、加拿大衛(wèi)生部和安大略省環(huán)境部：6g/L德國聯(lián)邦環(huán)境部：5g/L低品質(zhì)的礦石在高爐中還原，而***的則在反射爐中還原。銻多用作其它合金的組元，可增加其硬度和強度。如蓄電池極板、軸承合金、印刷合金（鉛字）、焊料、電纜包皮及器彈中都含銻。鉛錫銻合金可作薄板沖壓模具。高純銻是半導(dǎo)體硅和鍺的摻雜元素。銻白（三氧化二銻）是銻的主要用途之一，銻白是搪瓷、油漆的白色顏料和阻燃劑的重要原料。硫化銻（五硫化二銻）是橡膠的紅色顏料。生銻（三硫化二銻）用于生產(chǎn)火柴和煙劑。銻是電和熱的不良導(dǎo)體，在常溫下不易氧化，有抗腐蝕性能。因此，銻在合金中的主要作用是增加硬度，常被稱為金屬或合金的硬化劑。在金屬中加入比例不等的銻后，金屬的硬度就會加大，可以用來制造軍火，所以銻被稱為戰(zhàn)略金屬。銻及銻化合物首先使用于耐磨合金、印刷鉛字合金及軍火工業(yè)，是重要的戰(zhàn)略物資。銻可用作PET生產(chǎn)中的縮聚催化劑。含銻合金及化合物則用途十分廣，銻化物可阻燃。銻的同素異形體屬于六方晶系排布狀態(tài)，有一個6次對稱軸或者6次倒轉(zhuǎn)軸，該軸是晶體的直立結(jié)晶軸C軸。天津6N銻丸加工</p><p style="text-indent:25px">銻也VV能形成混合價態(tài)化合物——四氧化二銻，其中的銻為Sb(III)和Sb(V)。海南5N銻粉</p><p> 常制成棒、塊、粉等多種形狀）。有鱗片狀晶體結(jié)構(gòu)。在潮濕空氣中逐漸失去光澤，強熱則燃燒成白色銻的氧化物。易溶于王水，溶于濃硫酸。相對密度。熔點630℃。沸點1635℃(1440℃)。有毒，很小致死量（大鼠，腹腔）100mg/kg。有刺激性。銻（英語：Antimony，拉丁語：stibium）是一種有毒的化學(xué)元素，元素符號為Sb，原子序數(shù)為51。它是一種有金屬光澤的類金屬，在自然界中主要存在于硫化物礦物輝銻礦（SbS）中。目前已知銻化合物在古代就用作化妝品，金屬銻在古代也有記載，但那時卻被誤認(rèn)為是鉛。大約17世紀(jì)時，人們知道了銻是一種化學(xué)元素。自20世紀(jì)末以來，中國已成為世界上很大的銻及其化合物生產(chǎn)國，而其中大部分又都產(chǎn)自湖南省冷水江市的錫礦山。銻的工業(yè)制法是先焙燒，再用碳在高溫下還原，或者是直接用金屬鐵還原輝銻礦。鉛酸電池中所用的鉛銻合金板。銻與鉛和錫制成合金可用來提升焊接材料、道具及軸承的性能。銻化合物是用途廣的含氯及含溴阻燃劑的重要添加劑，銻在新興的微電子技術(shù)中也有著它的廣用途，如AMD顯卡制造。銻是氮族元素（15族），電負(fù)性為。根據(jù)元素周期律，它的電負(fù)性比錫和鉍大，比碲和砷小。銻在室溫下的空氣中是穩(wěn)定的。海南5N銻粉</p><p style="text-indent:25px">四川邁和科技有限公司辦公設(shè)施齊全，辦公環(huán)境優(yōu)越，為員工打造良好的辦公環(huán)境。在四川邁和科技近多年發(fā)展歷史，公司旗下現(xiàn)有品牌邁和等。公司堅持以客戶為中心、我們當(dāng)前專注的金屬材料范圍內(nèi)，專業(yè)地去為客戶解決金屬碲、金屬硒、高純銻等材料應(yīng)用方面的相關(guān)問題，細(xì)心聆聽客戶的需求，緊跟客戶的發(fā)展，專注于特定材料的研發(fā)與提升，為客戶提供各方位的，具有高價值的金屬材料應(yīng)用解決方案。同時，我們更注重與客戶進(jìn)行深度合作，期望與客戶形成共同的利益整體，一起在整個供應(yīng)鏈中實現(xiàn)更大的價值！市場為導(dǎo)向，重信譽，保質(zhì)量，想客戶之所想，急用戶之所急，全力以赴滿足客戶的一切需要。四川邁和科技有限公司主營業(yè)務(wù)涵蓋碲，銻，硒，堅持“質(zhì)量保證、良好服務(wù)、顧客滿意”的質(zhì)量方針，贏得廣大客戶的支持和信賴。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3152593.html</p></div></div></div></div></div><div id="3vea292" class="page-right twoColRt"><div id="q82vt2x" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="3hyudpa" 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" 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