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北京石油化工学院2026年研究生招生接收调剂公告
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AnnF

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[求助] 求助翻译一段英文(英译中),灰常重谢!急!!!

The melting points of the products were determined on a XT-4 binocular microscope (Beijing Tech Instrument Co., China) and were not corrected. The IR spectra were recorded on a Bruker VECTOR22 spectrometer in KBr disks.1H and13C NMR (solvent DMSO-δ6) spectra were recorded on a JEOL-ECX 50 0 NMR spec-trometer at room temperature using TMS as an internal standard.Elemental analysis was performed on an Elementar Vario-III CHN analyzer. UV spectra were recorded on a VARIAN Cary-50 spec-trometer using a cell path length of 1 cm. BIO-RAD, Model 6 80 Microplate Reader. The reagents were all of analytical grade orchemically pure. Analytical TLC was performed on silica gel GF254.


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[ Last edited by AnnF on 2012-12-31 at 12:45 ]

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AnnF: 金币+10, 翻译EPI+1, 有帮助, 经鉴定,还可以,谢谢哈 2013-01-02 23:05:14
产物熔点采用XT-4型双目显微镜测定(北京科技仪器公司,中国),不予校正。红外光谱(IR)通过溴化钾(KBr)压片以Bruker 公司VECTOR22型光谱仪记录。1H和13C的NMR(溶剂DMSO-d6)谱在常温下以JEOL-ECX500型 NMR光谱仪记录,TMS为内标。元素分析在Elementar Vario-III CHN元素分析仪上进行。紫外光谱通过VARIAN Cary-50型光谱仪记录,采用1cm长的比色皿,BIO-RAD680型酶标仪。所有试剂均为分析级或化学纯。薄层色谱分析(TLC)在GF254硅胶上进行。
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