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wangdandelia木蟲 (正式寫手)
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[交流]
ESI-ToF MS 方法翻譯 已有2人參與
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親們,請問下面這段話是什么意思?可以幫忙翻譯一下嗎?因?yàn)槎际菍I(yè)詞匯,看不懂啊,多謝了! ESI-ToF MS: EPS have been analyzed in negative-ion mode on a QqTOF system (Ultima, Waters). Probe: 3 kV, cone 50 V, Rf lens 25 V and collision: 10V, up to 25V for MS/MS. Samples heve been dissolved at a concentration of 2 mg.mL-1 in water/methanol 1:1 with 0.1 % ammonia. The injection has been carried out with a flow rate of 7 µL.min-1. The scan range has been established between m/z 500 and m/z 2500 in 2 sec with 0.2 sec interscan delay. The spectra have been deconvoluted using Max Ent 3. NMR: NMR spectra have been recorded at 303 K, at 500 MHz (1H) and 125.75 MHz (13C) using a cryoprobe. The spectra were layed out using MestResNova. |
木蟲 (小有名氣)
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是質(zhì)譜,液相的條件設(shè)置,前面是電壓后面是流動(dòng)相最后是質(zhì)量范圍,如果這些專業(yè)詞匯你不懂,說明你對軟件和儀器原理還不明白,可以先了解一下軟件怎么操作 發(fā)自小木蟲IOS客戶端 |
木蟲 (正式寫手)
木蟲 (著名寫手)
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翻譯嘗試: 質(zhì)譜: EPS利用Waters的Ultime Q-TOF 在負(fù)離子模式進(jìn)行了分析。探頭壓:3千伏,圓錐壓:50 V,RF 鏡: 25 V, MS/MS碰撞壓:10V,最高可達(dá)25V。樣品已經(jīng)溶解在2毫克/毫升的有0.1%的氨水/甲醇 (1:1)中。注射流速7微升/分鐘。掃描時(shí)間為2秒,延遲: 0.2秒,范圍為m/z: 500和2500。使用最Max Ent 3 進(jìn)行去卷積。 NMR: NMR譜用冷凍探針在303K下測試樣本500兆赫(1H)和125.75兆赫(13C)。 NMR譜是MestResNova軟件解譜。 |

木蟲 (正式寫手)
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