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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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