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簡(jiǎn)要描述：Schircks Laboratories 廣州鴻程代理廣州鴻程代理 始終致力于面向生命科學(xué)領(lǐng)域，從事科研機(jī)構(gòu)及生產(chǎn)企業(yè)所需的各類原料、試劑、耗材、儀器等的專業(yè)進(jìn)出口公司。專門(mén)從事以抗*Beckman A63881的磁珠 現(xiàn)貨，moltox 11-101.5等現(xiàn)貨， 706020/706025現(xiàn)貨，Megazyme的大部分現(xiàn)貨
產(chǎn)品型號(hào)：廠商性質(zhì)：經(jīng)銷商更新時(shí)間：2024-06-21訪 問(wèn) 量：761| 品牌 | 其他品牌 | 適用領(lǐng)域 | 科研 |
|---|---|---|---|
| 產(chǎn)地 | 進(jìn)口 | 加工定制 | 是 |
廣州鴻程生物有限公司一家專注于生命科學(xué)的科技企業(yè)，由在國(guó)內(nèi)科研試劑領(lǐng)域有著豐富從業(yè)經(jīng)驗(yàn)的技術(shù)團(tuán)隊(duì)和管理團(tuán)隊(duì)組建而成，專營(yíng)進(jìn)口生物試劑，科學(xué)儀器，實(shí)驗(yàn)消耗品等。公司將不斷把上優(yōu)質(zhì)的產(chǎn)品引入國(guó)內(nèi)市場(chǎng)，滿足客戶的需求，公司也將緊跟生命科學(xué)的發(fā)展，為廣大科研工作者探索生命科學(xué)的奧秘奉獻(xiàn)綿薄之力.專門(mén)從事以抗cuxiao Beckman A63881的磁珠 現(xiàn)貨，moltox 11-101.5等現(xiàn)貨，transgenomic 706020/706025現(xiàn)貨，Megazyme的大部分現(xiàn)貨，LIST現(xiàn)貨，、ALZET大量現(xiàn)貨，Avanti 、tedpella 、BioLegend、Polyplus、jena bioscience、Mattek、MRC-Holland、polysciences、enzo、novus、TOCRIS、CAYMAN、Neuro Probe、cyguns、eylabs、NIBSC、chondrex、lc laboratories、BTI、etonbio
Schircks Laboratories由B. Schircks博士在瑞士成立，1980合成蝶啶。該公司是獨(dú)立經(jīng)營(yíng)的。schircks實(shí)驗(yàn)室已經(jīng)停止生產(chǎn)四氫生物蝶呤。BIOMARIN已經(jīng)接管了美國(guó)市場(chǎng)，默克雪蘭諾公司歐洲市場(chǎng)。他們將繼續(xù)擴(kuò)大。他們是負(fù)責(zé)供應(yīng)（鹽酸沙丙蝶呤呤）片劑（含量）。
超過(guò)100的schircks實(shí)驗(yàn)室其他蝶啶類化合物主要用于科學(xué)和臨床診斷應(yīng)用的合成。我們不斷開(kāi)發(fā)和改進(jìn)合成，并開(kāi)始新的合成，以滿足世界各地的研究和開(kāi)發(fā)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
Product number | 16.412 | 16.417 | ||||||||||||||||||
Description | yellow-orange powder | yellow-orange powder | ||||||||||||||||||
Solubility in H2O | very soluble | very soluble | ||||||||||||||||||
pH of a 1 mM solution in | 5.7 | 5.9 | ||||||||||||||||||
water | ||||||||||||||||||||
HPLC | column | Waters Spherisorb S5 ODS1 | Waters Spherisorb S5 ODS1 | |||||||||||||||||
Conditions | 4.6x150 mm | 4.6x150 mm | ||||||||||||||||||
eluant | 10 mM Na2HPO4 pH 7.0 / Methanol | 10 mM Na2HPO4 pH 6.0 | ||||||||||||||||||
(19:1) | ||||||||||||||||||||
flow rate | 1.0 ml/min | 1.0 ml/min | ||||||||||||||||||
wavelength | 254 nm | 254 nm | ||||||||||||||||||
solution | 0.6 mg/ml H2O | 1.4 mg/ml H2O | ||||||||||||||||||
Purity: HPLC | 97.0% - 99.5% | 97.0% - 99.5% | ||||||||||||||||||
Stability | powder | APA-Glun substances are light sensitive | and very hygroscopic. | |||||||||||||||||
solutions | No degradation was observed in a | 1 mM solution in water left open | ||||||||||||||||||
1 mM solution in water left open for | degrades at rate 0.11% / 3 days. | |||||||||||||||||||
3 days. | ||||||||||||||||||||
Storage | Keep the powder dry in vials at –20°C | or colder. These compounds can be | ||||||||||||||||||
transported without the use of dry ice. In tightly closed vials they are stable | ||||||||||||||||||||
at ambient temperature for several weeks. | ||||||||||||||||||||
Safety Information | Methotrexate is toxic1) and probably also its derivatives. Our products are | |||||||||||||||||||
sold for laboratory use only. | ||||||||||||||||||||
Literature | 1)Please refer to entries for folic acid and methotrexate in the Merck Index. | |||||||||||||||||||
2)Godwin H.A., et al, The Synthesis of Biologically Active Pteroyloligo-γ-L- | ||||||||||||||||||||
glutamates (Folic Acid Conjugates). J. Biol. Chem., 247, (1972), 2266-2271 | ||||||||||||||||||||
(UV-absorption). | ||||||||||||||||||||
