
世界*實驗材料供應商 Schircks正式授權上海起發為其中國代理, Schircks在一直是行業的*,一直為廣大科研客戶提供zui為的產品和服務,上海起發一直秉承為中國科研客戶帶來的產品,的服務,簽約Schircks就是為了給廣大科研客戶帶來更加完善的產品和服務,您的滿意將是我們zui大的收獲
Schircks中國代理, Schircks上海代理, Schircks北京代理,Schircks廣東代理, Schircks江蘇代理Schircks湖北代理,Schircks天津,Schircks黑龍江代理,Schircks內蒙古代理,Schircks吉林代理,Schircks福建代理,Schircks江蘇代理, Schircks浙江代理, Schircks四川代理,
Schircks Laboratories由B. Schircks博士在瑞士成立,1980合成蝶啶。該公司是獨立經營的。schircks實驗室已經停止生產四氫生物蝶呤。BIOMARIN已經接管了美國市場,默克雪蘭諾公司歐洲市場。他們將繼續擴大。他們是負責供應(鹽酸沙丙蝶呤呤)片劑(含量)。
超過100的schircks實驗室其他蝶啶類化合物主要用于科學和臨床診斷應用的合成。我們不斷開發和改進合成,并開始新的合成,以滿足世界各地的研究和開發小組的需求。
世界*實驗材料供應商 Schircks正式授權上海起發為其中國代理, Schircks在一直是行業的*,一直為廣大科研客戶提供zui為的產品和服務,上海起發一直秉承為中國科研客戶帶來的產品,的服務,簽約Schircks就是為了給廣大科研客戶帶來更加完善的產品和服務,您的滿意將是我們zui大的收獲
Schircks中國代理, Schircks上海代理, Schircks北京代理,Schircks廣東代理, Schircks江蘇代理Schircks湖北代理,Schircks天津,Schircks黑龍江代理,Schircks內蒙古代理,Schircks吉林代理,Schircks福建代理,Schircks江蘇代理, Schircks浙江代理, Schircks四川代理,
Schircks Laboratories由B. Schircks博士在瑞士成立,1980合成蝶啶。該公司是獨立經營的。schircks實驗室已經停止生產四氫生物蝶呤。BIOMARIN已經接管了美國市場,默克雪蘭諾公司歐洲市場。他們將繼續擴大。他們是負責供應(鹽酸沙丙蝶呤呤)片劑(含量)。
超過100的schircks實驗室其他蝶啶類化合物主要用于科學和臨床診斷應用的合成。我們不斷開發和改進合成,并開始新的合成,以滿足世界各地的研究和開發小組的需求。
D A T A S H E E T
4-Ami0-methylpteroylpolyglutamates
Product No.'s 16.412 and 16.417
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 | 16.412 | 
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 | 16.417 | 
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| Description | 
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 | yellow-orange powder | 
 | yellow-orange powder | ||||||||||
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| Solubility in H2O | 
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 | very soluble | 
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 | very soluble | ||||||||
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| pH of a 1 mM solution in | 
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 | 5.7 | 
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 | 5.9 | 
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| water | 
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| HPLC | 
 | column | 
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 | Waters Spherisorb S5 ODS1 | 
 | Waters Spherisorb S5 ODS1 | ||||||||||||
| Conditions | 
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 | 4.6x150 mm | 
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 | 4.6x150 mm | ||||||
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 | eluant | 
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 | 10 mM Na2HPO4 pH 7.0 / Methanol | 
 | 10 mM Na2HPO4 pH 6.0 | |||||||||||||
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 | (19:1) | 
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 | flow rate | 
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 | 1.0 ml/min | 
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 | 1.0 ml/min | |||||||
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 | wavelength | 
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 | 254 nm | 
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 | 254 nm | ||||||
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 | solution | 
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 | 0.6 mg/ml H2O | 
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 | 1.4 mg/ml H2O | |||||||
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| Purity: HPLC | 
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 | 97.0% - 99.5% | 
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 | 97.0% - 99.5% | |||||||||
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| Stability | 
 | powder | 
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 | APA-Glun substances are light sensitive | and very hygroscopic. | ||||||||||||||
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 | No degradation was observed in a | 
 | 1 mM solution in water left open | |||||||||||||
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 | 1 mM solution in water left open for | 
 | degrades at rate 0.11% / 3 days. | ||||||||||||
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 | 3 days. | 
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| Storage | 
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 | Keep the powder dry in vials at –20°C | or colder. These compounds can be | |||||||||||||
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 | transported without the use of dry ice. In tightly closed vials they are stable | ||||||||||||||
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 | at ambient temperature for several weeks. | 
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| Safety Information | 
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 | Methotrexate is toxic1) and probably also its derivatives. Our products are | ||||||||||||||||
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 | sold for laboratory use only. | 
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| Literature | 
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 | 1)Please refer to entries for folic acid and methotrexate in the Merck Index. | |||||||||||||||
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 | 2)Godwin H.A., et al, The Synthesis of Biologically Active Pteroyloligo-γ-L- | ||||||||||||||
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 | glutamates (Folic Acid Conjugates). J. Biol. Chem., 247, (1972), 2266-2271 | ||||||||||||||
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 | (UV-absorption). | 
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我們公司zui大優勢是強大的采購,
1:基本什么都能進口,血清,抗體,耗材,還有部分限制進口的,
2:貨品全,現經營過700多個品牌,基本所有生物試劑耗材都可以進口,特別是冷偏的產品那就更有優勢,
3:提供加急服務,一般1-2周到貨,超過時限加急費全免
4:價格公道,絕大部分價格有優勢,當然不能保證100%產品都是,因為意味著沒有服務.
5:良好的信譽,大部分客戶我們提供貨到付款服務,客戶包括清華,北大 交大 復旦,中山等100多所大學,ROCHE,阿斯利康,國藥 ,fisher等500多家公司
6:我們還是Santa,Advanced Biotechnologies Inc, Schircks,bangs,BBInternational,crystalchem,dianova,FD Neurotechnologies,Inc. FormuMax Scientific,Inc, GePromegaridege, Glycotope Biotechnology GmbH; iduron,Innovative Research of America, Ludger, neuroprobe,Schircks, Polysciences,prospecbi, QA-BIO,quickzyme,FULLERLABS,INC,sterlitech;sysy,TriLink BioTechnologies,Inc;worthington-biochem,zyagen等幾十家國外公司授權代理。
7:我們還是invitrogen,qiagen,Schircksam,sigma;Promega,roche,merck, rnd,BD, GE,pierce,BioLegend等*批發,歡迎合作。
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