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法國科學家利用無線設備追蹤抗藥菌傳播途徑
抗藥菌一直都是讓醫(yī)院、乃至醫(yī)藥產(chǎn)業(yè)頭疼的問題。現(xiàn)在,眾多的生物醫(yī)藥公司都在研究如何才能夠徹底根治這一頑疾。不過,目前看來似乎這一目標仍然是遙遙無期。既然這一方法暫時無解,能否采用另外一個思路來降低抗藥菌傳播的風險?最近法國的科學家就在這條路上做出了有益的嘗試。 科學家使用無線設備來追蹤包括261名醫(yī)療工作者和329名患者在內(nèi)的受試者在醫(yī)院中的活動。這些受試者佩戴的無線傳感器每三十秒就會記錄這些受試者的位置以及與其他受試者是否發(fā)生接觸。 然后,研究人員每周從患者鼻部采集樣本檢測抗藥型葡萄球菌的痕跡。經(jīng)過四個月的跟[查看]
http://m.baichuan365.com/Article/fgkxjlywxsbzzkyjcbtj_1.html
干細胞如何記住自己的身份?
干細胞具有強烈的身份認同感。例如,從毛囊住所處取出干細胞,將它們置于培養(yǎng)基中培養(yǎng),這些細胞仍然會保持真實的自我。在過渡狀態(tài)下等待一段時間后,一旦將它們移植回皮膚,這些培養(yǎng)細胞能夠再生出毛囊以及其他的皮膚結(jié)構(gòu)。然而人們并不清楚這些干細胞(以及身體其他部位的干細胞)是如何在特殊的環(huán)境中保持生成新組織及愈合傷口的能力的。 來自洛克菲勒大學的一項新研究發(fā)現(xiàn)一個蛋白Sox9主導控制了細胞的可塑性。在發(fā)表于3月10日《自然》(Nature)雜志上的一篇研究論文中,該研究小組將Sox9描述為是一個“先鋒因子&rdq[查看]
http://m.baichuan365.com/Article/gxbrhjzzjdsf_1.html
生物醫(yī)藥大泡沫已吹起!
【新聞事件】:今天早晨百建艾迪宣布其阿爾茨海默(AD)藥物,淀粉狀蛋白抗體aducanumab(代號BIIB037)在一個一期臨床實驗中表現(xiàn)出色。根據(jù)不同測試方法,使用54周最高劑量aducanumab的病人比安慰劑組病人認知功能障礙惡化緩解70-80%,這遠高于專家估計的20-30%緩解。雖然55%的ApoE4基因攜帶者(高危人群)使用最高劑量aducanumab有腦腫脹副作用,但百建艾迪股票還是飆升8%。自去年12月百建艾迪宣布aducanumab的積極療效其市值已增加了350億美元。 【藥源解析】:前一段時[查看]
http://m.baichuan365.com/Article/swyydpmycq_1.html
納斯達克生物科技股的泡沫來了嗎?
上周四,納斯達克生物科技股指數(shù)在3500點盤旋,處于歷史高位,引起一些投資者再次呼叫“狼來了”。 據(jù)彭博社報道,上周四,生物科技股占到納斯達克總市值的11.2%,險勝互聯(lián)網(wǎng)公司和硬件制造商。在過去四年,269家生物科技公司一直是納斯達克主力,股價平均上漲了500%,高于硬件制造商166%的漲幅以及互聯(lián)網(wǎng)公司97%的漲幅。 現(xiàn)有跡象表明,生物科技產(chǎn)業(yè)的命運可能發(fā)生改變。根據(jù)彭博社數(shù)據(jù)顯示,被稱為投資者悲觀情緒“晴雨表”的一個關鍵指標 - 短期利率自2013年來已經(jīng)翻[查看]
http://m.baichuan365.com/Article/nsdkswkjgdpmllm_1.html
基因測序或成下一個百億美金市場
醫(yī)療健康行業(yè)將被重新定義,未來個性化診斷將成為新常態(tài)。 未來的醫(yī)療發(fā)展之路,會從現(xiàn)在粗礦的、單一的、依賴于單個醫(yī)生,以治療疾病為目的走向變成更加個性化的、有針對性的、依賴大數(shù)據(jù)分析的以預防疾病為宗旨的新型模式,所有的變革和顛覆都離不開革命性的技術:二代基因測序。 二代基因測序行業(yè)是目前增長最快的基因?qū)W研究扳塊,五年后接近百億美金市場根據(jù)Markets&Markets的一項研究報告顯示,2014年二代基因測序的全球市場為25億關金,預計2020年將達到87億美金,復合增長率23%,二代基因測序是基因?qū)W領域[查看]
http://m.baichuan365.com/Article/jycxhcxygbymjsc_1.html
關于發(fā)布生物類似藥研發(fā)與評價技術指導原則的通告
國家食品藥品監(jiān)督管理總局 通  告 2015年 第7號 關于發(fā)布生物類似藥研發(fā)與評價技術指導原則的通告    為指導和規(guī)范生物類似藥的研發(fā)與評價,推動生物醫(yī)藥行業(yè)的健康發(fā)展,國家食品藥品監(jiān)督管理總局組織制定了《生物類似藥研發(fā)與評價技術指導原則(試 行)》,現(xiàn)予發(fā)布。藥品注冊申請人在進行生物類似藥研發(fā)時,應參照本指導原則開展相關研究工作,并按照如下要求申請藥品注冊: 一、生物類似藥按照新藥申請的程序申報。   二、根據(jù)產(chǎn)品性質(zhì)和制備方法,生物類似藥按照《藥品注冊管理辦法》附件3中治療用生物制品的相[查看]
http://m.baichuan365.com/Article/gyfbswlsyyfypjjszdyz_1.html
深度解析,自身免疫疾病藥物探索進展
吡啉相關周期熱綜合征(CAPS)是一類嚴重的自身免疫性疾病,它的病因是調(diào)控先天免疫反應的重要原件-炎癥小體-一個蛋白質(zhì)成分NLRP3發(fā)生了獲得性病變。不僅如此,NLRP3的突變對于2型糖尿病、多發(fā)性硬化,阿茲海默癥,痛風,動脈粥樣硬化等復雜的疾病也有負面的影響。 大約在十年之前,NLRP3炎癥小體作為一類先天免疫系統(tǒng)中的重要調(diào)節(jié)元件被科學家們鑒定出來。這個蛋白質(zhì)復合體由NOD Like Receptor家族蛋白NLRP3,接口蛋白ASC以及caspase1三類蛋白組成,主要在髓系淋巴細胞中發(fā)揮功能。NLRP3炎癥[查看]
http://m.baichuan365.com/Article/sdjxzsmyjbywtsjz_1.html
《穹頂之下》沒告訴你的:癌癥發(fā)病率和年齡高度相關
霧霾到底會不會致癌?紀錄片《穹頂之下》的一組數(shù)據(jù)顯示,中國過去十年里肺癌發(fā)病率增長了300%。霧霾就是導致我國肺癌發(fā)病率激增的主要“元兇”?在全國政協(xié)委員、中國電力科學研究院副總工程師蔡國雄委員看來,“這是一種誤解,科學事實并非如此。” 蔡國雄委員告訴科技日報記者,空氣污染、霧霾跟癌癥(肺癌)發(fā)病率是有關聯(lián)的,但這種關聯(lián)機制現(xiàn)在醫(yī)學上尚不能證實,而柴靜團隊忽略的另一份統(tǒng)計數(shù)據(jù)顯示霧霾和癌癥之間的關聯(lián)程度遠遠比不上年齡和癌癥的關聯(lián)程度。 蔡國雄口中的這份統(tǒng)計數(shù)據(jù)是英[查看]
http://m.baichuan365.com/Article/kdzxmgsndazfblhnlgdx_1.html
2014全球醫(yī)藥行業(yè)并購交易的數(shù)據(jù)及行情
制藥與生物技術行業(yè)在2014年創(chuàng)下了驚人的并購紀錄,其中企業(yè)對交易的渴求是一方面原因,股票市場的大漲以及對資產(chǎn)的激烈競爭促使估值攀升,也是重要的促成因素。 此外,通過對行業(yè)中那些一擲千金的企業(yè)的仔細觀察,盡管大型藥企對并購依舊普遍持謹慎態(tài)度,但有些公司已經(jīng)愿意重新回到談判桌上。 股市繁榮抬升并購成本 一項針對并購金額低于200億美元的交易的分析指出,去年藥企之間交易的平均標價飆升了39%,達到9.11億美元。進一步深入探究EvaluatePharma的數(shù)據(jù)顯示,中型規(guī)模的并購案數(shù)量大幅猛增。 在這項分析[查看]
http://m.baichuan365.com/Article/2014qqyyxybgjydsjjxq_1.html
《科學》雜志刊登麝香保心丸研究成果
傳統(tǒng)中藥登上世界舞臺 2015年1月16日,世界權(quán)威學術雜志之一——《科學》(Science)在其中醫(yī)藥專刊中對麝香保心丸的研究成果進行了專題報道[Science2015,347(6219sppl),S40,圖]。 《Science》雜志是美國科學促進會(American Association for the Advancement of Science,AAAS)出版的一份學術期刊,為全世界最權(quán)威的學術期刊之一,其2013年的影響因子已超過30。《Science》雜志具有新聞雜志和學[查看]
http://m.baichuan365.com/Article/kxzzkdsxbxwyjcg_1.html
FDA批準下一代測序基因檢測技術
2月19日,美國藥品管理局(FDA)批準了"23 and me"公司發(fā)明的,對引起"布魯姆綜合征"(一種可能導致身材矮小并伴隨高發(fā)性癌癥的疾病)的主效基因進行檢測手段。 這一檢測手段主要針對準備生育的人群。如果雙親這一基因都具有"BLMAsh"表型的話,子女就會出現(xiàn)這一癥狀。一般情況下發(fā)生的幾率微乎其微,然而,當雙親均為德裔猶太人時,概率上升至1/50000。這一件測手段被認為屬于一種攜帶者監(jiān)測,用于檢測是否雙親攜帶這一遺傳特征。 這一批準的突破性[查看]
http://m.baichuan365.com/Article/fdapzxydcxjyjcjs_1.html
Nature審稿新舉措:雙盲審稿
投過論文的朋友應該都知道,一般情況下審稿人的名字是保密的,但論文作者的名字審稿人是知曉的。如今,Nature打算推行雙盲審稿,這樣審稿人便不會知道論文的作者,也會減少很多偏見。 從2015年3月份開始,Nature(《自然》)與自然旗下月刊,將提供一個替代傳統(tǒng)的同行評議,即雙盲審稿。作者可以在審稿時要求隱瞞名字和所屬單位,通過雙盲形式的同行評議,可能有助于審稿的客觀與公平。目前,這個過程是單盲:評審是匿名的,但他們知道作者的身份。 替代傳統(tǒng)的同行評議過程中經(jīng)常提出。有人建議全面開放的評論,其中既有作者和審稿人的[查看]
http://m.baichuan365.com/Article/naturesgxjcsmsg_1.html
CFDA發(fā)文征求《醫(yī)療器械生產(chǎn)質(zhì)量管理規(guī)范體外診斷試劑附錄》意見
關于征求《醫(yī)療器械生產(chǎn)質(zhì)量管理規(guī)范體外診斷試劑附錄》意見的函 食藥監(jiān)械監(jiān)便函〔2015〕10號 2015年02月16日 發(fā)布 各省、自治區(qū)、直轄市食品藥品監(jiān)督管理局,有關單位: 根據(jù)新修訂的《醫(yī)療器械生產(chǎn)質(zhì)量管理規(guī)范》,我司組織對《體外診斷試劑生產(chǎn)實施細則(試行)》(國食藥監(jiān)械〔2007〕239號文附件2)進行了修訂,形成了《醫(yī)療器械生產(chǎn)質(zhì)量管理規(guī)范體外診斷試劑附錄(征求意見稿)》(見附件)。現(xiàn)公開征求意見,請于2015年2月25日前將意見和建議反饋我司。各省、自治區(qū)、直轄市食品藥品監(jiān)督管理部門應同時將書面[查看]
http://m.baichuan365.com/Article/cfdafwzqylqxsczlglgf_1.html
歷經(jīng)70年,為何我們無法造出持續(xù)有效的流感疫苗?
今年的流感疫情非常嚴峻。從去年秋天至今,已經(jīng)有數(shù)千美國人死于流感,其中包括56名兒童。美國疾病控制與預防中心已經(jīng)發(fā)布了流感預警,而現(xiàn)在我們才剛剛進入二月,也就是流感疫情通常會集中爆發(fā)的月份。 流感疫情如此嚴重的部分原因是,今年的流感疫苗注射效果是近十年來最弱的一次。這或許也可以解釋今年的流感疫情為什么如此早地就達到流行病級別。美國疾病控制與預防中心表示,今年的流感疫苗有效率只有23%,遠低于往年50%到60%的水平。 流感疫苗并不是一項高新技術,早在1935年,人類就測試了第一支流感疫苗。僅僅7年后,也就是19[查看]
http://m.baichuan365.com/Article/lj70nwhwmwfzccxyxdlg_1.html
科學家發(fā)現(xiàn)天然免疫抗腫瘤新分子
  近日,來自意大利的研究人員在著名國際期刊cell發(fā)表了一項最新研究進展,他們發(fā)現(xiàn)固有免疫重要成成分PTX3能夠通過調(diào)節(jié)補體依賴性炎癥過程發(fā)揮抗腫瘤功能。這項成果進一步闡述了腫瘤與炎癥之間的關系,對于研究如何通過調(diào)節(jié)炎癥過程影響腫瘤發(fā)生具有重要意義。 研究人員指出,PTX3是固有免疫體液組成中的一個重要組成成分,在抵抗特異性微生物以及調(diào)控炎癥方面發(fā)揮重要作用。PTX3能夠通過與C1q和H因子相互作用,激活和調(diào)節(jié)補體級聯(lián)反應。PTX3缺陷與間葉細胞和上皮細胞癌癥發(fā)生的易感性增加具有明顯相關性。 研究[查看]
http://m.baichuan365.com/Article/kxjfxtrmykzlxfz_1.html
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2-(4-Carboxyphenyl)-4,4,5,5-tetramethylimidazoline-1-oxyl 3-Oxyde,Sodium Salt (Carboxy-PTIO)
2-(4-Carboxyphenyl)-4,4,5,5-tetramethylimidazoline-1-oxyl 3-Oxyde,Sodium Salt (Carboxy-PTIO)
Tellurium in 30% HCl (Teflon) 10,000ug/mL
Tellurium in 30% HCl (Teflon) 10,000ug/mL
Calibration Standard 3 Elements in 2% HNO3 tr. F-
Calibration Standard 3 Elements in 2% HNO3 tr. F-
Calibration Standard 3 Elements in HCl
Calibration Standard 3 Elements in HCl
Calibration Standard 3 Elements according to Test Method 200.7
Calibration Standard 3 Elements according to Test Method 200.7
Interference Standard 3 Elements in 20% HCl
Interference Standard 3 Elements in 20% HCl
Internal Standard Mix 3 in 7% HNO3
Internal Standard Mix 3 in 7% HNO3
Tuning Standard 3 Elements in 1% HNO3 0.5% HCl
Tuning Standard 3 Elements in 1% HNO3 0.5% HCl
ICP Multi-Element Standard, 3 Elements
ICP Multi-Element Standard, 3 Elements
Silver, Small Granular, 425 - 850um(20 - 35mesh)
Silver, Small Granular, 425 - 850um(20 - 35mesh)
Validation Kit for Wet Chemistry TOC contains 3 x blanks, 2 x 0.5mg/L C NIST KHP,1mg/L NIST KHP.
Validation Kit for Wet Chemistry TOC contains 3 x blanks, 2 x 0.5mg/L C NIST KHP,1mg/L NIST KHP.
TOC/TIC Calibration Set 3 point Carbon Verification Set
TOC/TIC Calibration Set 3 point Carbon Verification Set
TOC Standard Set (4 x USP System Suitability Sets Delivered at 3 monthly intervals)
TOC Standard Set (4 x USP System Suitability Sets Delivered at 3 monthly intervals)
TOC Total Organic Carbon Standard 30ppm
TOC Total Organic Carbon Standard 30ppm
TOC/TIC Mixed Standard 30mg/l Organic Carbon, 8mg/l Inorganic Carbon
TOC/TIC Mixed Standard 30mg/l Organic Carbon, 8mg/l Inorganic Carbon
Multianion Standard Solution 3
Multianion Standard Solution 3
Fe-Cr alloy Reference Material Set (Cr 5%, 15%, 20%, 30%, 40% )
Fe-Cr alloy Reference Material Set (Cr 5%, 15%, 20%, 30%, 40% )
Density Standard 3.114ug/mL @15°C
Density Standard 3.114ug/mL @15°C
Density Standard 3.109ug/mL @20℃
Density Standard 3.109ug/mL @20℃
Density Standard 3.104ug/mL @25℃
Density Standard 3.104ug/mL @25℃
Density Standard 3.085ug/mL @40°C
Density Standard 3.085ug/mL @40°C
Density Standard 3.072ug/mL @50°C
Density Standard 3.072ug/mL @50°C
Sucrose (Brix) Standard 30% ICUMSA
Sucrose (Brix) Standard 30% ICUMSA
Sucrose (Brix) Standard Stabilised 30%-1.381149
Sucrose (Brix) Standard Stabilised 30%-1.381149
Sucrose (Brix) Standard Stabilised 30%-1.381149
Sucrose (Brix) Standard Stabilised 30%-1.381149
Sucrose (Brix) Standard 35% ICUMSA
Sucrose (Brix) Standard 35% ICUMSA
Sucrose (Brix) Standard Stabilised 35%-1.390322
Sucrose (Brix) Standard Stabilised 35%-1.390322
Sucrose (Brix) Standard Stabilised 35%-1.390322
Sucrose (Brix) Standard Stabilised 35%-1.390322
Osmolality Standard 300mOsm/Kg H2O
Osmolality Standard 300mOsm/Kg H2O
Osmolality Standard 3000mOsm/Kg H2O
Osmolality Standard 3000mOsm/Kg H2O
Osmolality Standard Protein Based 320mOsm/Kg H2O
Osmolality Standard Protein Based 320mOsm/Kg H2O
Osmolality Standard Urine Based 300mOsm/Kg H2O
Osmolality Standard Urine Based 300mOsm/Kg H2O
n-Octadecyl 3-(3',5'-Di-t-butyl-4'-hydroxyphenyl)propionate Standard
n-Octadecyl 3-(3',5'-Di-t-butyl-4'-hydroxyphenyl)propionate Standard
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Phosphate (contains 3.05% NaCl) P:3.00ug atom/l
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution Silicate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
CSK Standard Solution nitrate (contains 3.05% NaCl)
Mobile Phase Buffer pH 3 - Monobasic Potassium Phosphate
Mobile Phase Buffer pH 3 - Monobasic Potassium Phosphate
Mobile Phase Buffer pH 3 - Monobasic Potassium Phosphate
Mobile Phase Buffer pH 3 - Monobasic Potassium Phosphate
Mobile Phase Buffer pH 3.5 - Monobasic Sodium Phosphate
Mobile Phase Buffer pH 3.5 - Monobasic Sodium Phosphate
Mobile Phase Buffer pH 3.5 - Monobasic Sodium Phosphate
Mobile Phase Buffer pH 3.5 - Monobasic Sodium Phosphate
Acid Content High Acid Range 3.0M to 10M
Acid Content High Acid Range 3.0M to 10M
Base Content Medium Base Range 1.0M to 3.0M
Base Content Medium Base Range 1.0M to 3.0M
Brix Medium Sucrose (Brix) Range 20% to 34%
Brix Medium Sucrose (Brix) Range 20% to 34%
Brix High Sucrose (Brix) Range 35% to 60%
Brix High Sucrose (Brix) Range 35% to 60%
Osmolality Low Osmolality Range 50mOsm/kg to 350mOsm/kg
Osmolality Low Osmolality Range 50mOsm/kg to 350mOsm/kg
Osmolality Medium Osmolality Range 351mOsm/kg to 999mOsm/kg
Osmolality Medium Osmolality Range 351mOsm/kg to 999mOsm/kg
Osmolality High Osmolality Range 1,000mOsm/kg to 3,000mOsm/kg
Osmolality High Osmolality Range 1,000mOsm/kg to 3,000mOsm/kg
Ammonium Phosphate 30% w/v
Ammonium Phosphate 30% w/v
Hydrogen Peroxide 3% w/v
Hydrogen Peroxide 3% w/v
Hydrogen Peroxide 3% w/v
Hydrogen Peroxide 3% w/v
Potassium Iodide solution 30% w/v
Potassium Iodide solution 30% w/v
Boric Acid 3.3% Solution
Boric Acid 3.3% Solution
Kjeldahl Reagent 30% w/w (40% w/v) Sodium Hydroxide
Kjeldahl Reagent 30% w/w (40% w/v) Sodium Hydroxide
Kjeldahl Reagent 30% w/w (40% w/v) Sodium Hydroxide
Kjeldahl Reagent 30% w/w (40% w/v) Sodium Hydroxide
Pigment Violet 3
Pigment Violet 3
葡聚糖D-3 (mw 3000) , Dextran 3 (貨號:124003)
葡聚糖D-3 (mw 3000) , Dextran 3 (貨號:124003)
葡聚糖D-5 (mw 5000) , Dextran 3 (貨號:124005)
葡聚糖D-5 (mw 5000) , Dextran 3 (貨號:124005)
3,5-二氯-2-羥基苯磺酸鈉|54970-72-8|DHBS|Sodium 3,5-chloro-6-hydroxybenzenesulfonate
3,5-二氯-2-羥基苯磺酸鈉|54970-72-8|DHBS|Sodium 3,5-chloro-6-hydroxybenzenesulfonate
Zwittergent 3-14,zwitterionic detergent, powder, N-Tetradecyl-N,N-dimethyl-3-ammonio-1-propane-sulfonate
Zwittergent 3-14,zwitterionic detergent, powder, N-Tetradecyl-N,N-dimethyl-3-ammonio-1-propane-sulfonate
Protocatechuate 3,4-dioxygenase
Protocatechuate 3,4-dioxygenase
Cholesterol Esterase Amano 3
Cholesterol Esterase Amano 3
Lactate Dehydrogenase Amano 3
Lactate Dehydrogenase Amano 3
Malate Dehydrogenase Amano 3
Malate Dehydrogenase Amano 3
魯米諾  3-氨基鄰苯二甲酰肼
魯米諾 3-氨基鄰苯二甲酰肼
3,5-二氯-2-羥基苯磺酸鈉 | Sodium 3,5-chloro-6-hydroxybenzenesulfonate | 54970-72-8
3,5-二氯-2-羥基苯磺酸鈉 | Sodium 3,5-chloro-6-hydroxybenzenesulfonate | 54970-72-8
異硫氰酸熒光素酯, 5-FITC 5-Isothiocyanato fluorescein, CAS號 3326-32-7
異硫氰酸熒光素酯, 5-FITC 5-Isothiocyanato fluorescein, CAS號 3326-32-7
熒光胺, Fluorescamine,  CAS號 38183-12-9
熒光胺, Fluorescamine, CAS號 38183-12-9
伊文思藍, Evans Blue,CAS號 314-13-6
伊文思藍, Evans Blue,CAS號 314-13-6
麗春紅 2R, Ponceau 2R, 3761-53-3
麗春紅 2R, Ponceau 2R, 3761-53-3
Bilirubin Oxidase Amano 3
Bilirubin Oxidase Amano 3
Ascorbate Oxidase Amano 3
Ascorbate Oxidase Amano 3
Peroxidase Amano 3
Peroxidase Amano 3
高效異丙甲草胺 CGA 357704
高效異丙甲草胺 CGA 357704
高效異丙甲草胺 CGA 368208
高效異丙甲草胺 CGA 368208
高效異丙甲草胺 CGA 37735
高效異丙甲草胺 CGA 37735
農(nóng)藥混標 32
農(nóng)藥混標 32
農(nóng)藥混標 34
農(nóng)藥混標 34
有機氯殺蟲劑混標 3
有機氯殺蟲劑混標 3
農(nóng)藥混標 32
農(nóng)藥混標 32
農(nóng)藥混標 34
農(nóng)藥混標 34
農(nóng)藥混標 36
農(nóng)藥混標 36
農(nóng)藥混標 323
農(nóng)藥混標 323
含氯農(nóng)藥混標 3
含氯農(nóng)藥混標 3
有機氯殺蟲劑混標 3
有機氯殺蟲劑混標 3
USP Solution Acetate Buffer TS Conforms to USP 34
USP Solution Acetate Buffer TS Conforms to USP 34
USP Solution Acetate Buffer TS Conforms to USP 34
USP Solution Acetate Buffer TS Conforms to USP 34
USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
USP Solution Acetic Acid 2.00 Normal Conforms to USP 34
USP Solution Acetic Acid-Ammonium Acetate Buffer TS Conforms to USP 34
USP Solution Acetic Acid-Ammonium Acetate Buffer TS Conforms to USP 34
USP Solution Acetic Acid-Ammonium Acetate Buffer TS Conforms to USP 34
USP Solution Acetic Acid-Ammonium Acetate Buffer TS Conforms to USP 34
USP Solution Ammonia-Ammonium Chloride Buffer TS Conforms to USP 34
USP Solution Ammonia-Ammonium Chloride Buffer TS Conforms to USP 34
USP Solution Ammonia-Ammonium Chloride Buffer TS Conforms to USP 34
USP Solution Ammonia-Ammonium Chloride Buffer TS Conforms to USP 34
USP Solution Ammoniacal Potassium Ferricyanide TS Conforms to USP 34
USP Solution Ammoniacal Potassium Ferricyanide TS Conforms to USP 34
USP Solution Ammoniacal Potassium Ferricyanide TS Conforms to USP 34
USP Solution Ammoniacal Potassium Ferricyanide TS Conforms to USP 34
USP Solution Ammonium Carbonate TS Conforms to USP 34
USP Solution Ammonium Carbonate TS Conforms to USP 34
USP Solution Ammonium Carbonate TS Conforms to USP 34
USP Solution Ammonium Carbonate TS Conforms to USP 34
USP Solution Ammonium Chloride TS Conforms to USP 34
USP Solution Ammonium Chloride TS Conforms to USP 34
USP Solution Ammonium Chloride TS Conforms to USP 34
USP Solution Ammonium Chloride TS Conforms to USP 34
USP Solution Ammonium Chloride-Ammonium Hydroxide TS Conforms to USP 34
USP Solution Ammonium Chloride-Ammonium Hydroxide TS Conforms to USP 34
USP Solution Ammonium Chloride-Ammonium Hydroxide TS Conforms to USP 34
USP Solution Ammonium Chloride-Ammonium Hydroxide TS Conforms to USP 34
USP Solution Ammonium Thiocyanate TS Conforms to USP 34
USP Solution Ammonium Thiocyanate TS Conforms to USP 34
USP Solution Ammonium Thiocyanate TS Conforms to USP 34
USP Solution Ammonium Thiocyanate TS Conforms to USP 34
USP Solution Barium Chloride TS/RS Conforms to USP 34
USP Solution Barium Chloride TS/RS Conforms to USP 34
USP Solution Barium Chloride TS/RS Conforms to USP 34
USP Solution Barium Chloride TS/RS Conforms to USP 34
USP Solution Barium Nitrate TS Conforms to USP 34
USP Solution Barium Nitrate TS Conforms to USP 34
USP Solution Barium Nitrate TS Conforms to USP 34
USP Solution Barium Nitrate TS Conforms to USP 34
USP Solution Bromate-Bromide Solution 0.100 Normal Conforms to USP 34
USP Solution Bromate-Bromide Solution 0.100 Normal Conforms to USP 34
USP Solution Bromate-Bromide Solution 0.100 Normal Conforms to USP 34
USP Solution Bromate-Bromide Solution 0.100 Normal Conforms to USP 34
USP Solution Bromocresol Green TS Conforms to USP 34
USP Solution Bromocresol Green TS Conforms to USP 34
USP Solution Bromocresol Green TS Conforms to USP 34
USP Solution Bromocresol Green TS Conforms to USP 34
USP Solution Bromocresol Purple TS Conforms to USP 34
USP Solution Bromocresol Purple TS Conforms to USP 34
USP Solution Bromocresol Purple TS Conforms to USP 34
USP Solution Bromocresol Purple TS Conforms to USP 34
USP Solution Bromophenol Blue TS Conforms to USP 34
USP Solution Bromophenol Blue TS Conforms to USP 34
USP Solution Bromophenol Blue TS Conforms to USP 34
USP Solution Bromophenol Blue TS Conforms to USP 34
USP Solution Bromothymol Blue TS Conforms to USP 34
USP Solution Bromothymol Blue TS Conforms to USP 34
USP Solution Bromothymol Blue TS Conforms to USP 34
USP Solution Bromothymol Blue TS Conforms to USP 34
USP Solution Calcium Sulfate TS Conforms to USP 34
USP Solution Calcium Sulfate TS Conforms to USP 34
USP Solution Calcium Sulfate TS Conforms to USP 34
USP Solution Calcium Sulfate TS Conforms to USP 34
USP Solution Congo Red TS Conforms to USP 34
USP Solution Congo Red TS Conforms to USP 34
USP Solution Congo Red TS Conforms to USP 34
USP Solution Congo Red TS Conforms to USP 34
USP Solution Cupric Acetate TS Conforms to USP 34
USP Solution Cupric Acetate TS Conforms to USP 34
USP Solution Cupric Acetate TS Conforms to USP 34
USP Solution Cupric Acetate TS Conforms to USP 34
USP Solution Cupric Citrate TS Conforms to USP 34
USP Solution Cupric Citrate TS Conforms to USP 34
USP Solution Cupric Citrate TS Conforms to USP 34
USP Solution Cupric Citrate TS Conforms to USP 34
USP Solution Cupric Sulfate TS Conforms to USP 34
USP Solution Cupric Sulfate TS Conforms to USP 34
USP Solution Cupric Sulfate TS Conforms to USP 34
USP Solution Cupric Sulfate TS Conforms to USP 34
USP Solution Dichlorofluorescein TS Conforms to USP 34
USP Solution Dichlorofluorescein TS Conforms to USP 34
USP Solution Dichlorofluorescein TS Conforms to USP 34
USP Solution Dichlorofluorescein TS Conforms to USP 34
USP Solution Edetate DiSodium TS Conforms to USP 34
USP Solution Edetate DiSodium TS Conforms to USP 34
USP Solution Edetate DiSodium TS Conforms to USP 34
USP Solution Edetate DiSodium TS Conforms to USP 34
USP Solution Ferric Ammonium Sulfate TS Conforms to USP 34
USP Solution Ferric Ammonium Sulfate TS Conforms to USP 34
USP Solution Ferric Ammonium Sulfate TS Conforms to USP 34
USP Solution Ferric Ammonium Sulfate TS Conforms to USP 34
USP Solution Ferric Chloride TS Conforms to USP 34
USP Solution Ferric Chloride TS Conforms to USP 34
USP Solution Ferric Chloride TS Conforms to USP 34
USP Solution Ferric Chloride TS Conforms to USP 34
USP Solution Glycerin Base TS Conforms to USP 34
USP Solution Glycerin Base TS Conforms to USP 34
USP Solution Glycerin Base TS Conforms to USP 34
USP Solution Glycerin Base TS Conforms to USP 34
USP Solution Hydrochloric Acid 1.00 Normal Conforms to USP 34
USP Solution Hydrochloric Acid 1.00 Normal Conforms to USP 34
USP Solution Hydrochloric Acid 1.00 Normal Conforms to USP 34
USP Solution Hydrochloric Acid 1.00 Normal Conforms to USP 34
USP Solution Iodine (Iodine-Iodide) 0.100 Normal Conforms to USP 34
USP Solution Iodine (Iodine-Iodide) 0.100 Normal Conforms to USP 34
USP Solution Iodine (Iodine-Iodide) 0.100 Normal Conforms to USP 34
USP Solution Iodine (Iodine-Iodide) 0.100 Normal Conforms to USP 34
USP Solution Lead Acetate TS Conforms to USP 34
USP Solution Lead Acetate TS Conforms to USP 34
USP Solution Lead Acetate TS Conforms to USP 34
USP Solution Lead Acetate TS Conforms to USP 34
USP Solution Mercuric Chloride TS Conforms to USP 34
USP Solution Mercuric Chloride TS Conforms to USP 34
USP Solution Mercuric Chloride TS Conforms to USP 34
USP Solution Mercuric Chloride TS Conforms to USP 34
USP Solution Methyl Orange Indicator Conforms to USP 36
USP Solution Methyl Orange Indicator Conforms to USP 36
USP Solution Methyl Orange Indicator Conforms to USP 34
USP Solution Methyl Orange Indicator Conforms to USP 34
USP Solution Methyl Red TS 2 Conforms to USP 34
USP Solution Methyl Red TS 2 Conforms to USP 34
USP Solution Methyl Red TS 2 Conforms to USP 34
USP Solution Methyl Red TS 2 Conforms to USP 34
USP Solution Methyl Red-Methylene Blue Soln Conforms to USP 34
USP Solution Methyl Red-Methylene Blue Soln Conforms to USP 34
USP Solution Methyl Red-Methylene Blue Soln Conforms to USP 34
USP Solution Methyl Red-Methylene Blue Soln Conforms to USP 34
USP Solution Methylene Blue TS Conforms to USP 34
USP Solution Methylene Blue TS Conforms to USP 34
USP Solution Methylene Blue TS Conforms to USP 34
USP Solution Methylene Blue TS Conforms to USP 34
USP Solution Neutral Red TS Conforms to USP 34
USP Solution Neutral Red TS Conforms to USP 34
USP Solution Neutral Red TS Conforms to USP 34
USP Solution Neutral Red TS Conforms to USP 34
USP Solution Oxalic Acid TS Conforms to USP 34
USP Solution Oxalic Acid TS Conforms to USP 34
USP Solution Oxalic Acid TS Conforms to USP 34
USP Solution Oxalic Acid TS Conforms to USP 34
USP Solution Perchloric Acid 0.100 Normal Conforms to USP 34
USP Solution Perchloric Acid 0.100 Normal Conforms to USP 34
USP Solution Perchloric Acid 0.100 Normal Conforms to USP 34
USP Solution Perchloric Acid 0.100 Normal Conforms to USP 34
USP Solution Phenol Red TS Conforms to USP 34
USP Solution Phenol Red TS Conforms to USP 34
USP Solution Phenol Red TS Conforms to USP 34
USP Solution Phenol Red TS Conforms to USP 34
USP Solution Phenolphthalein TS/RS Conforms to USP 34
USP Solution Phenolphthalein TS/RS Conforms to USP 34
USP Solution Phenolphthalein TS/RS Conforms to USP 34
USP Solution Phenolphthalein TS/RS Conforms to USP 34
USP Solution Phloroglucinol TS Conforms to USP 34
USP Solution Phloroglucinol TS Conforms to USP 34
USP Solution Phloroglucinol TS Conforms to USP 34
USP Solution Phloroglucinol TS Conforms to USP 34
USP Solution Phosphotungstic Acid TS Conforms to USP 34
USP Solution Phosphotungstic Acid TS Conforms to USP 34
USP Solution Phosphotungstic Acid TS Conforms to USP 34
USP Solution Phosphotungstic Acid TS Conforms to USP 34
USP Solution Potassium Acetate TS Conforms to USP 34
USP Solution Potassium Acetate TS Conforms to USP 34
USP Solution Potassium Acetate TS Conforms to USP 34
USP Solution Potassium Acetate TS Conforms to USP 34
USP Solution Potassium Carbonate TS Conforms to USP 34
USP Solution Potassium Carbonate TS Conforms to USP 34
USP Solution Potassium Carbonate TS Conforms to USP 34
USP Solution Potassium Carbonate TS Conforms to USP 34
USP Solution Potassium Iodide TS Conforms to USP 34
USP Solution Potassium Iodide TS Conforms to USP 34
USP Solution Potassium Iodide TS Conforms to USP 34
USP Solution Potassium Iodide TS Conforms to USP 34
USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
USP Solution Potassium Permanganate 0.100 Normal ) Conforms to USP 34
USP Solution Potassium Sulfate TS Conforms to USP 34
USP Solution Potassium Sulfate TS Conforms to USP 34
USP Solution Potassium Sulfate TS Conforms to USP 34
USP Solution Potassium Sulfate TS Conforms to USP 34
USP Solution Resorcinol TS Conforms to USP 34
USP Solution Resorcinol TS Conforms to USP 34
USP Solution Resorcinol TS Conforms to USP 34
USP Solution Resorcinol TS Conforms to USP 34
USP Solution Silver Nitrate 0.100 Normal Conforms to USP 34
USP Solution Silver Nitrate 0.100 Normal Conforms to USP 34
USP Solution Silver Nitrate 0.100 Normal Conforms to USP 36
USP Solution Silver Nitrate 0.100 Normal Conforms to USP 36
USP Solution Sodium Acetate TS Conforms to USP 34
USP Solution Sodium Acetate TS Conforms to USP 34
USP Solution Sodium Acetate TS Conforms to USP 34
USP Solution Sodium Acetate TS Conforms to USP 34
USP Solution Sodium Chloride Conforms to USP 34
USP Solution Sodium Chloride Conforms to USP 34
USP Solution Sodium Chloride Conforms to USP 34
USP Solution Sodium Chloride Conforms to USP 34
USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
USP Solution Sodium Hydroxide 1.00 Normal Conforms to USP 34
USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
USP Solution Sodium Thiosulfate 0.100 Normal (N/10) Conforms to USP 34
USP Solution Sulfanilic Acid TS Conforms to USP 34
USP Solution Sulfanilic Acid TS Conforms to USP 34
USP Solution Sulfanilic Acid TS Conforms to USP 34
USP Solution Sulfanilic Acid TS Conforms to USP 34
USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
USP Solution Sulfuric Acid 1.00 Normal Conforms to USP 34
USP Solution Thymol Blue TS/RS Conforms to USP 34
USP Solution Thymol Blue TS/RS Conforms to USP 34
USP Solution Thymol Blue TS/RS Conforms to USP 36
USP Solution Thymol Blue TS/RS Conforms to USP 36
USP Solution Zinc Sulfate 0.0500 Molar Conforms to USP 34
USP Solution Zinc Sulfate 0.0500 Molar Conforms to USP 34
USP Solution Zinc Sulfate 0.0500 Molar Conforms to USP 34
USP Solution Zinc Sulfate 0.0500 Molar Conforms to USP 34
USP Solution Diluted Alcohol (50/50 Alcohol Water) Conforms to USP 34
USP Solution Diluted Alcohol (50/50 Alcohol Water) Conforms to USP 34
USP Solution Diluted Alcohol (50/50 Alcohol Water) Conforms to USP 34
USP Solution Diluted Alcohol (50/50 Alcohol Water) Conforms to USP 34
USP Solution Ammonia (Ammonium Hydroxide) TS Conforms to USP 34
USP Solution Ammonia (Ammonium Hydroxide) TS Conforms to USP 34
USP Solution Ammonia (Ammonium Hydroxide) TS Conforms to USP 34
USP Solution Ammonia (Ammonium Hydroxide) TS Conforms to USP 34
USP Solution Methyl Red TS Conforms to USP 34
USP Solution Methyl Red TS Conforms to USP 34
USP Solution Methyl Red TS Conforms to USP 34
USP Solution Methyl Red TS Conforms to USP 34
European Pharmacopoeia Reagent 3M Hydrochloric Acid
European Pharmacopoeia Reagent 3M Hydrochloric Acid
European Pharmacopeoia Phosphate Buffer Solution pH 3.5
European Pharmacopeoia Phosphate Buffer Solution pH 3.5
Androsterone 3-acetate,certified
Androsterone 3-acetate,certified